[gnome-calculator] Update Polish translation

[Piotr Drąg <piotrdrag src gnome org>]

commit afed5bf637457d313a4f26125fca9bb0c154a2c1
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Aug 15 14:25:40 2020 +0200

    Update Polish translation

 help/pl/pl.po |   20 +-
 po/pl.po      | 1220 ++++++++++++++++++++++++++++++---------------------------
 2 files changed, 665 insertions(+), 575 deletions(-)
---
diff --git a/help/pl/pl.po b/help/pl/pl.po
index 34b6a76c..e6b391b3 100644
--- a/help/pl/pl.po
+++ b/help/pl/pl.po
@@ -7,8 +7,8 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: gnome-calculator-help\n"
-"POT-Creation-Date: 2019-12-08 12:27+0000\n"
-"PO-Revision-Date: 2020-02-29 15:23+0100\n"
+"POT-Creation-Date: 2020-06-04 14:47+0000\n"
+"PO-Revision-Date: 2020-08-15 14:05+0200\n"
 "Last-Translator: Piotr Drąg <piotrdrag gmail com>\n"
 "Language-Team: Polish <community-poland mozilla org>\n"
 "Language: pl\n"
@@ -1611,8 +1611,8 @@ msgstr "x=5"
 
 #. (itstool) path: example/p
 #: C/variables.page:19
-msgid "value=82"
-msgstr "wartość=82"
+msgid "example=82"
+msgstr "przykład=82"
 
 #. (itstool) path: page/p
 #: C/variables.page:23
@@ -1666,10 +1666,20 @@ msgstr "<link xref=\"trigonometry\">Pi</link>"
 
 #. (itstool) path: td/p
 #: C/variables.page:52
+msgid "τ"
+msgstr "τ"
+
+#. (itstool) path: td/p
+#: C/variables.page:53
+msgid "<link xref=\"trigonometry\">Tau</link>"
+msgstr "<link xref=\"trigonometry\">Tau</link>"
+
+#. (itstool) path: td/p
+#: C/variables.page:56
 msgid "rand"
 msgstr "rand"
 
 #. (itstool) path: td/p
-#: C/variables.page:53
+#: C/variables.page:57
 msgid "Random value in the range [0,1] (changes on each read)"
 msgstr "Losowa wartość w zakresie [0,1] (zmienia się przy każdym odczycie)"
diff --git a/po/pl.po b/po/pl.po
index 65c2ed3f..7bc8a7c2 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -13,8 +13,8 @@ msgstr ""
 "Project-Id-Version: gnome-calculator\n"
 "Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gnome-calculator/";
 "issues\n"
-"POT-Creation-Date: 2020-02-07 13:17+0000\n"
-"PO-Revision-Date: 2020-02-29 15:30+0100\n"
+"POT-Creation-Date: 2020-06-06 07:27+0000\n"
+"PO-Revision-Date: 2020-08-15 14:22+0200\n"
 "Last-Translator: Piotr Drąg <piotrdrag gmail com>\n"
 "Language-Team: Polish <community-poland mozilla org>\n"
 "Language: pl\n"
@@ -100,7 +100,7 @@ msgstr "Projekt GNOME"
 
 #. Program name in the about dialog
 #: data/org.gnome.Calculator.desktop.in:3 src/gnome-calculator.vala:81
-#: src/gnome-calculator.vala:335 src/math-window.ui:75
+#: src/gnome-calculator.vala:335 src/ui/math-window.ui:108
 msgid "Calculator"
 msgstr "Kalkulator"
 
@@ -153,7 +153,7 @@ msgstr ""
 "Określa, czy dopełniające zera po separatorze dziesiętnym powinny być "
 "dołączane."
 
-#: data/org.gnome.calculator.gschema.xml:52
+#: data/org.gnome.calculator.gschema.xml:52 src/ui/math-window.ui:56
 msgid "Number format"
 msgstr "Format liczbowy"
 
@@ -466,15 +466,15 @@ msgid "South African Rand"
 msgstr "rand południowoafrykański"
 
 #. Translators: conversion keyword, used e.g. 1 EUR in USD, 1 EUR to USD
-#: lib/equation-lexer.vala:719 src/math-converter.vala:251
+#: lib/equation-lexer.vala:721 src/math-converter.vala:251
 msgid "in"
 msgstr "na"
 
-#: lib/equation-lexer.vala:719
+#: lib/equation-lexer.vala:721
 msgid "to"
 msgstr "do"
 
-#: lib/equation-parser.vala:735 lib/number.vala:428
+#: lib/equation-parser.vala:735 lib/number.vala:434
 msgid "The zeroth root of a number is undefined"
 msgstr "Pierwiastek zerowy liczby jest nieokreślony"
 
@@ -483,124 +483,124 @@ msgid "Error: the number of periods must be positive"
 msgstr "Błąd: liczba okresów musi być dodatnia"
 
 #. Digits localized for the given language
-#: lib/math-equation.vala:172
+#: lib/math-equation.vala:173
 msgid "0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F"
 msgstr "0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F"
 
 #. Error shown when trying to undo with no undo history
-#: lib/math-equation.vala:522
+#: lib/math-equation.vala:525
 msgid "No undo history"
 msgstr "Brak historii cofania"
 
 #. Error shown when trying to redo with no redo history
-#: lib/math-equation.vala:543
+#: lib/math-equation.vala:546
 msgid "No redo history"
 msgstr "Brak historii ponawiania"
 
-#: lib/math-equation.vala:774
+#: lib/math-equation.vala:777
 msgid "No sane value to store"
 msgstr "Brak poprawnej wartości do przechowania"
 
 #. Error displayed to user when they perform a bitwise operation on numbers greater than the current word
-#: lib/math-equation.vala:1038
+#: lib/math-equation.vala:1040
 msgid "Overflow. Try a bigger word size"
 msgstr "Przepełnienie. Proszę spróbować większego słowa maszynowego"
 
 #. Error displayed to user when they an unknown variable is entered
-#: lib/math-equation.vala:1043
+#: lib/math-equation.vala:1045
 #, c-format
 msgid "Unknown variable “%s”"
 msgstr "Nieznana zmienna „%s”"
 
 #. Error displayed to user when an unknown function is entered
-#: lib/math-equation.vala:1050
+#: lib/math-equation.vala:1052
 #, c-format
 msgid "Function “%s” is not defined"
 msgstr "Nie określono funkcji „%s”"
 
 #. Error displayed to user when an conversion with unknown units is attempted
-#: lib/math-equation.vala:1057
+#: lib/math-equation.vala:1059
 msgid "Unknown conversion"
 msgstr "Nieznane przeliczanie"
 
 #. should always be run
-#: lib/math-equation.vala:1067
+#: lib/math-equation.vala:1069
 #, c-format
 msgid "%s"
 msgstr "%s"
 
 #. Unknown error.
 #. Error displayed to user when they enter an invalid calculation
-#: lib/math-equation.vala:1072 lib/math-equation.vala:1077
+#: lib/math-equation.vala:1074 lib/math-equation.vala:1079
 msgid "Malformed expression"
 msgstr "Nieprawidłowa forma wyrażenia"
 
-#: lib/math-equation.vala:1088
+#: lib/math-equation.vala:1090
 msgid "Calculating"
 msgstr "Obliczanie"
 
 #. Error displayed when trying to factorize a non-integer value
-#: lib/math-equation.vala:1281
+#: lib/math-equation.vala:1283
 msgid "Need an integer to factorize"
 msgstr "Do rozłożenia na czynniki potrzebna jest liczba całkowita"
 
 #. This message is displayed in the status bar when a bit shift operation is performed and the display does 
not contain a number
-#: lib/math-equation.vala:1345
+#: lib/math-equation.vala:1347
 msgid "No sane value to bitwise shift"
 msgstr "Brak poprawnej wartości dla przesunięcia bitowego"
 
 #. Message displayed when cannot toggle bit in display
-#: lib/math-equation.vala:1367
+#: lib/math-equation.vala:1369
 msgid "Displayed value not an integer"
 msgstr "Wyświetlana wartość nie jest całkowita"
 
 #. Translators: Error displayed when underflow error occured
-#: lib/number.vala:195
+#: lib/number.vala:201
 msgid "Underflow error"
 msgstr "Błąd niedomiaru"
 
 #. Translators: Error displayed when overflow error occured
-#: lib/number.vala:200
+#: lib/number.vala:206
 msgid "Overflow error"
 msgstr "Błąd przepełnienia"
 
 #. Translators: Error display when attempting to take argument of zero
-#: lib/number.vala:250
+#: lib/number.vala:256
 msgid "Argument not defined for zero"
 msgstr "Nie określono argumentu dla zera"
 
 #. Translators: Error displayed when attempted to raise 0 to a negative re_exponent
-#: lib/number.vala:366 lib/number.vala:396
+#: lib/number.vala:372 lib/number.vala:402
 msgid "The power of zero is undefined for a negative exponent"
 msgstr "Potęga zera jest nieokreślona dla ujemnego wykładnika"
 
 #. Translators: Error displayed when attempted to raise 0 to power of zero
-#: lib/number.vala:374 lib/number.vala:404
+#: lib/number.vala:380 lib/number.vala:410
 msgid "Zero raised to zero is undefined"
 msgstr "Zero podniesione do potęgi zerowej jest nieokreślone"
 
 #. Translators: Error displayed when attempting to take logarithm of zero
-#: lib/number.vala:458 lib/number.vala:489
+#: lib/number.vala:464 lib/number.vala:495
 msgid "Logarithm of zero is undefined"
 msgstr "Logarytm zera jest nieokreślony"
 
 #. Translators: Error displayed when attempted take the factorial of a negative or complex number
-#: lib/number.vala:511
+#: lib/number.vala:517
 msgid "Factorial is only defined for non-negative real numbers"
 msgstr "Silnia jest określona tylko dla nieujemnych liczb rzeczywistych"
 
 #. Translators: Error displayed attempted to divide by zero
-#: lib/number.vala:571
+#: lib/number.vala:577
 msgid "Division by zero is undefined"
 msgstr "Dzielenie przez zero jest nieokreślone"
 
 #. Translators: Error displayed when attemping to do a modulus division on non-integer numbers
-#: lib/number.vala:592
+#: lib/number.vala:598
 msgid "Modulus division is only defined for integers"
 msgstr "Dzielenie modulo jest określone tylko dla liczb całkowitych"
 
 #. Translators: Error displayed when tangent value is undefined
-#: lib/number.vala:665
+#: lib/number.vala:671
 msgid ""
 "Tangent is undefined for angles that are multiples of π (180°) from π∕2 (90°)"
 msgstr ""
@@ -608,59 +608,59 @@ msgstr ""
 "(180°) z π∕2 (90°)"
 
 #. Translators: Error displayed when inverse sine value is undefined
-#: lib/number.vala:684
+#: lib/number.vala:690
 msgid "Inverse sine is undefined for values outside [-1, 1]"
 msgstr "Odwrotny sinus jest nieokreślony dla wartości spoza [-1, 1]"
 
 #. Translators: Error displayed when inverse cosine value is undefined
-#: lib/number.vala:701
+#: lib/number.vala:707
 msgid "Inverse cosine is undefined for values outside [-1, 1]"
 msgstr "Odwrotny cosinus jest nieokreślony dla wartości spoza [-1, 1]"
 
 #. Translators: Error displayed when trying to calculate undefined atan(i) or atan (-i)
-#: lib/number.vala:719
+#: lib/number.vala:725
 msgid "Arctangent function is undefined for values i and -i"
 msgstr "Funkcja arcus tangens jest nieokreślona dla wartości i oraz -i"
 
 #. Translators: Error displayed when inverse hyperbolic cosine value is undefined
-#: lib/number.vala:769
+#: lib/number.vala:775
 msgid "Inverse hyperbolic cosine is undefined for values less than one"
 msgstr ""
 "Odwrotny cosinus hiperboliczny jest nieokreślony dla wartości mniejszych od "
 "jeden"
 
 #. Translators: Error displayed when inverse hyperbolic tangent value is undefined
-#: lib/number.vala:785
+#: lib/number.vala:791
 msgid "Inverse hyperbolic tangent is undefined for values outside [-1, 1]"
 msgstr ""
 "Odwrotny tangens hiperboliczny jest nieokreślony dla wartości spoza [-1, 1]"
 
 #. Translators: Error displayed when boolean AND attempted on non-integer values
-#: lib/number.vala:801
+#: lib/number.vala:807
 msgid "Boolean AND is only defined for positive integers"
 msgstr "Zmienna ORAZ jest określona tylko dla dodatnich liczb całkowitych"
 
 #. Translators: Error displayed when boolean OR attempted on non-integer values
-#: lib/number.vala:813
+#: lib/number.vala:819
 msgid "Boolean OR is only defined for positive integers"
 msgstr "Zmienna LUB jest określona tylko dla dodatnich liczb całkowitych"
 
 #. Translators: Error displayed when boolean XOR attempted on non-integer values
-#: lib/number.vala:825
+#: lib/number.vala:831
 msgid "Boolean XOR is only defined for positive integers"
 msgstr "Zmienna XOR jest określona tylko dla dodatnich liczb całkowitych"
 
 #. Translators: Error displayed when boolean XOR attempted on non-integer values
-#: lib/number.vala:837
+#: lib/number.vala:843
 msgid "Boolean NOT is only defined for positive integers"
 msgstr "Zmienna NIE jest określona tylko dla dodatnich liczb całkowitych"
 
 #. Translators: Error displayed when bit shift attempted on non-integer values
-#: lib/number.vala:860
+#: lib/number.vala:866
 msgid "Shift is only possible on integer values"
 msgstr "Przesunięcie jest możliwe tylko na wartościach całkowitych"
 
-#: lib/serializer.vala:342
+#: lib/serializer.vala:345
 msgid "Overflow: the result couldn’t be calculated"
 msgstr "Przepełnienie: nie można obliczyć wyniku"
 
@@ -673,1313 +673,1405 @@ msgid "Length"
 msgstr "Długość"
 
 #: lib/unit.vala:31
+msgid "Speed"
+msgstr "Prędkość"
+
+#: lib/unit.vala:32
 msgid "Area"
 msgstr "Powierzchnia"
 
-#: lib/unit.vala:32
+#: lib/unit.vala:33
 msgid "Volume"
 msgstr "Objętość"
 
-#: lib/unit.vala:33
+#: lib/unit.vala:34
 msgid "Mass"
 msgstr "Masa"
 
-#: lib/unit.vala:34
+#: lib/unit.vala:35
 msgid "Duration"
 msgstr "Czas"
 
-#: lib/unit.vala:35
+#: lib/unit.vala:36
 msgid "Temperature"
 msgstr "Temperatura"
 
-#: lib/unit.vala:36
+#: lib/unit.vala:37
 msgid "Digital Storage"
 msgstr "Dane cyfrowe"
 
 #. FIXME: Approximations of 1/(units in a circle), therefore, 360 deg != 400 grads
-#. Preferences dialog: Angle unit combo box: Use degrees for trigonometric calculations
-#: lib/unit.vala:39 src/math-preferences.vala:147
+#: lib/unit.vala:40 src/ui/math-preferences.ui:181
 msgid "Degrees"
 msgstr "Stopnie"
 
-#: lib/unit.vala:39
+#: lib/unit.vala:40
 #, c-format
 msgctxt "unit-format"
 msgid "%s degrees"
 msgstr "%s°"
 
-#: lib/unit.vala:39
+#: lib/unit.vala:40
 msgctxt "unit-symbols"
 msgid "degree,degrees,deg"
 msgstr "stopień,stopnie,stopni,st,°,deg"
 
-#. Preferences dialog: Angle unit combo box: Use radians for trigonometric calculations
-#: lib/unit.vala:40 src/math-preferences.vala:151
+#: lib/unit.vala:41 src/ui/math-preferences.ui:182
 msgid "Radians"
 msgstr "Radiany"
 
-#: lib/unit.vala:40
+#: lib/unit.vala:41
 #, c-format
 msgctxt "unit-format"
 msgid "%s radians"
 msgstr "%s rad"
 
-#: lib/unit.vala:40
+#: lib/unit.vala:41
 msgctxt "unit-symbols"
 msgid "radian,radians,rad"
 msgstr "radian,radiany,radianów,rad"
 
-#. Preferences dialog: Angle unit combo box: Use gradians for trigonometric calculations
-#: lib/unit.vala:41 src/math-preferences.vala:155
+#: lib/unit.vala:42 src/ui/math-preferences.ui:183
 msgid "Gradians"
 msgstr "Grady"
 
-#: lib/unit.vala:41
+#: lib/unit.vala:42
 #, c-format
 msgctxt "unit-format"
 msgid "%s gradians"
 msgstr "%sᵍ"
 
-#: lib/unit.vala:41
+#: lib/unit.vala:42
 msgctxt "unit-symbols"
 msgid "gradian,gradians,grad"
 msgstr "grad,grady,gradów,gon,gradus,ᵍ"
 
-#: lib/unit.vala:42
+#: lib/unit.vala:43
 msgid "Parsecs"
 msgstr "Parseki"
 
-#: lib/unit.vala:42
+#: lib/unit.vala:43
 #, c-format
 msgctxt "unit-format"
 msgid "%s pc"
 msgstr "%s pc"
 
-#: lib/unit.vala:42
+#: lib/unit.vala:43
 msgctxt "unit-symbols"
 msgid "parsec,parsecs,pc"
 msgstr "parsek,parseki,parseków,pc"
 
-#: lib/unit.vala:43
+#: lib/unit.vala:44
 msgid "Light Years"
 msgstr "Lata świetlne"
 
-#: lib/unit.vala:43
+#: lib/unit.vala:44
 #, c-format
 msgctxt "unit-format"
 msgid "%s ly"
 msgstr "%s ly"
 
-#: lib/unit.vala:43
+#: lib/unit.vala:44
 msgctxt "unit-symbols"
 msgid "lightyear,lightyears,ly"
 msgstr "rok świetlny,lata świetlne,lat świetlnych,ly,l.y."
 
-#: lib/unit.vala:44
+#: lib/unit.vala:45
 msgid "Astronomical Units"
 msgstr "Jednostki astronomiczne"
 
-#: lib/unit.vala:44
+#: lib/unit.vala:45
 #, c-format
 msgctxt "unit-format"
 msgid "%s au"
 msgstr "%s au"
 
-#: lib/unit.vala:44
+#: lib/unit.vala:45
 msgctxt "unit-symbols"
 msgid "au"
 msgstr "au,j.a."
 
-#: lib/unit.vala:45
+#: lib/unit.vala:46
 msgid "Rack Units"
 msgstr "Jednostki stojaków"
 
-#: lib/unit.vala:45
+#: lib/unit.vala:46
 #, c-format
 msgctxt "unit-format"
 msgid "%sU"
 msgstr "%sU"
 
-#: lib/unit.vala:45
+#: lib/unit.vala:46
 msgctxt "unit-symbols"
 msgid "U"
 msgstr "U"
 
-#: lib/unit.vala:46
+#: lib/unit.vala:47
 msgid "Nautical Miles"
 msgstr "Mile morskie"
 
-#: lib/unit.vala:46
+#: lib/unit.vala:47
 #, c-format
 msgctxt "unit-format"
 msgid "%s nmi"
 msgstr "%s nmi"
 
-#: lib/unit.vala:46
+#: lib/unit.vala:47
 msgctxt "unit-symbols"
 msgid "nmi"
 msgstr "nmi"
 
-#: lib/unit.vala:47
+#: lib/unit.vala:48
 msgid "Miles"
 msgstr "Mile"
 
-#: lib/unit.vala:47
+#: lib/unit.vala:48
 #, c-format
 msgctxt "unit-format"
 msgid "%s mi"
 msgstr "%s mi"
 
-#: lib/unit.vala:47
+#: lib/unit.vala:48
 msgctxt "unit-symbols"
 msgid "mile,miles,mi"
 msgstr "mila,mile,mil,mi"
 
-#: lib/unit.vala:48
+#: lib/unit.vala:49
 msgid "Kilometers"
 msgstr "Kilometry"
 
-#: lib/unit.vala:48
+#: lib/unit.vala:49
 #, c-format
 msgctxt "unit-format"
 msgid "%s km"
 msgstr "%s km"
 
-#: lib/unit.vala:48
+#: lib/unit.vala:49
 msgctxt "unit-symbols"
 msgid "kilometer,kilometers,km,kms"
 msgstr "kilometr,kilometry,kilometrów,km,kms"
 
-#: lib/unit.vala:49
+#: lib/unit.vala:50
 msgid "Cables"
 msgstr "Kable"
 
-#: lib/unit.vala:49
+#: lib/unit.vala:50
 #, c-format
 msgctxt "unit-format"
 msgid "%s cb"
 msgstr "%s cb"
 
-#: lib/unit.vala:49
+#: lib/unit.vala:50
 msgctxt "unit-symbols"
 msgid "cable,cables,cb"
 msgstr "kabel,kable,kabli,cb"
 
-#: lib/unit.vala:50
+#: lib/unit.vala:51
 msgid "Fathoms"
 msgstr "Sążnie"
 
-#: lib/unit.vala:50
+#: lib/unit.vala:51
 #, c-format
 msgctxt "unit-format"
 msgid "%s ftm"
 msgstr "%s fm"
 
-#: lib/unit.vala:50
+#: lib/unit.vala:51
 msgctxt "unit-symbols"
 msgid "fathom,fathoms,ftm"
 msgstr "sążeń,sążnie,sążni,fm,ftm"
 
-#: lib/unit.vala:51
+#: lib/unit.vala:52
 msgid "Meters"
 msgstr "Metry"
 
-#: lib/unit.vala:51
+#: lib/unit.vala:52
 #, c-format
 msgctxt "unit-format"
 msgid "%s m"
 msgstr "%s m"
 
-#: lib/unit.vala:51
+#: lib/unit.vala:52
 msgctxt "unit-symbols"
 msgid "meter,meters,m"
 msgstr "metr,metry,metrów,m"
 
-#: lib/unit.vala:52
+#: lib/unit.vala:53
 msgid "Yards"
 msgstr "Jardy"
 
-#: lib/unit.vala:52
+#: lib/unit.vala:53
 #, c-format
 msgctxt "unit-format"
 msgid "%s yd"
 msgstr "%s yd"
 
-#: lib/unit.vala:52
+#: lib/unit.vala:53
 msgctxt "unit-symbols"
 msgid "yard,yards,yd"
 msgstr "jard,jardy,jardów,yd"
 
-#: lib/unit.vala:53
+#: lib/unit.vala:54
 msgid "Feet"
 msgstr "Stopy"
 
-#: lib/unit.vala:53
+#: lib/unit.vala:54
 #, c-format
 msgctxt "unit-format"
 msgid "%s ft"
 msgstr "%s ft"
 
-#: lib/unit.vala:53
+#: lib/unit.vala:54
 msgctxt "unit-symbols"
 msgid "foot,feet,ft"
 msgstr "stopa,stopy,stóp,ft"
 
-#: lib/unit.vala:54
+#: lib/unit.vala:55
 msgid "Inches"
 msgstr "Cale"
 
-#: lib/unit.vala:54
+#: lib/unit.vala:55
 #, c-format
 msgctxt "unit-format"
 msgid "%s in"
 msgstr "%s in"
 
-#: lib/unit.vala:54
+#: lib/unit.vala:55
 msgctxt "unit-symbols"
 msgid "inch,inches,in"
 msgstr "cal,cale,cali,in"
 
-#: lib/unit.vala:55
+#: lib/unit.vala:56
 msgid "Centimeters"
 msgstr "Centymetry"
 
-#: lib/unit.vala:55
+#: lib/unit.vala:56
 #, c-format
 msgctxt "unit-format"
 msgid "%s cm"
 msgstr "%s cm"
 
-#: lib/unit.vala:55
+#: lib/unit.vala:56
 msgctxt "unit-symbols"
 msgid "centimeter,centimeters,cm,cms"
 msgstr "centymetr,centymetry,centymetrów,cm,cms"
 
-#: lib/unit.vala:56
+#: lib/unit.vala:57
 msgid "Millimeters"
 msgstr "Milimetry"
 
-#: lib/unit.vala:56
+#: lib/unit.vala:57
 #, c-format
 msgctxt "unit-format"
 msgid "%s mm"
 msgstr "%s mm"
 
-#: lib/unit.vala:56
+#: lib/unit.vala:57
 msgctxt "unit-symbols"
 msgid "millimeter,millimeters,mm"
 msgstr "milimetr,milimetry,milimetrów,mm"
 
-#: lib/unit.vala:57
+#: lib/unit.vala:58
 msgid "Micrometers"
 msgstr "Mikrometry"
 
-#: lib/unit.vala:57
+#: lib/unit.vala:58
 #, c-format
 msgctxt "unit-format"
 msgid "%s μm"
 msgstr "%s μm"
 
-#: lib/unit.vala:57
+#: lib/unit.vala:58
 msgctxt "unit-symbols"
 msgid "micrometer,micrometers,um"
 msgstr "mikrometr,mikrometry,mikrometrów,um"
 
-#: lib/unit.vala:58
+#: lib/unit.vala:59
 msgid "Nanometers"
 msgstr "Nanometry"
 
-#: lib/unit.vala:58
+#: lib/unit.vala:59
 #, c-format
 msgctxt "unit-format"
 msgid "%s nm"
 msgstr "%s nm"
 
-#: lib/unit.vala:58
+#: lib/unit.vala:59
 msgctxt "unit-symbols"
 msgid "nanometer,nanometers,nm"
 msgstr "nanometr,nanometry,nanometrów,nm"
 
-#: lib/unit.vala:59
+#: lib/unit.vala:60
 msgid "Desktop Publishing Point"
 msgstr "Punkty typograficzne"
 
-#: lib/unit.vala:59 lib/unit.vala:70
+#: lib/unit.vala:60 lib/unit.vala:76
 #, c-format
 msgctxt "unit-format"
 msgid "%s pt"
 msgstr "%s pt"
 
-#: lib/unit.vala:59
+#: lib/unit.vala:60
 msgctxt "unit-symbols"
 msgid "point,pt,points,pts"
 msgstr "punkt,pt,punkty,punktów"
 
-#: lib/unit.vala:60
+#: lib/unit.vala:61
+msgid "Kilometers per hour"
+msgstr "Kilometry na godzinę"
+
+#: lib/unit.vala:61
+#, c-format
+msgctxt "unit-format"
+msgid "%s km/h"
+msgstr "%s km/h"
+
+#: lib/unit.vala:61
+msgctxt "unit-symbols"
+msgid "kilometers per hour,kmph,kmh"
+msgstr ""
+"kilometr na godzinę,kilometry na godzinę,kilometrów na godzinę,km/h,kmph,kmh"
+
+#: lib/unit.vala:62
+msgid "Miles per hour"
+msgstr "Mile na godzinę"
+
+#: lib/unit.vala:62
+#, c-format
+msgctxt "unit-format"
+msgid "%s miles/h"
+msgstr "%s mph"
+
+#: lib/unit.vala:62
+msgctxt "unit-symbols"
+msgid "milesph,miles per hour,mi/h,miph"
+msgstr "mila na godzinę,mile na godzinę,mil na godzinę,mph,mi/h,mih,miph"
+
+#: lib/unit.vala:63
+msgid "Meters per second"
+msgstr "Metry na sekundę"
+
+#: lib/unit.vala:63
+#, c-format
+msgctxt "unit-format"
+msgid "%s m/s"
+msgstr "%s m/s"
+
+#: lib/unit.vala:63
+msgctxt "unit-symbols"
+msgid "meters per second,mps"
+msgstr "metr na sekundę,metry na sekundę,metrów na sekundę,m/s,ms,mps"
+
+#: lib/unit.vala:64
+msgid "Feets per second"
+msgstr "Stopy na sekundę"
+
+#: lib/unit.vala:64
+#, c-format
+msgctxt "unit-format"
+msgid "%s feets/s"
+msgstr "%s ft/s"
+
+#: lib/unit.vala:64
+msgctxt "unit-symbols"
+msgid "fps,feets per second,feetsps"
+msgstr "stopa na sekundę,stopy na sekundę,stóp na sekundę,ft/s,fts,fps"
+
+#: lib/unit.vala:65
+msgid "Knots"
+msgstr "Węzły"
+
+#: lib/unit.vala:65
+#, c-format
+msgctxt "unit-format"
+msgid "%s kt"
+msgstr "%s w."
+
+#: lib/unit.vala:65
+msgctxt "unit-symbols"
+msgid "kt,kn,nd,knot,knots"
+msgstr "węzeł,węzły,węzłów,w.,kt,kts,kn,nd"
+
+#: lib/unit.vala:66
 msgid "Hectares"
 msgstr "Hektary"
 
-#: lib/unit.vala:60
+#: lib/unit.vala:66
 #, c-format
 msgctxt "unit-format"
 msgid "%s ha"
 msgstr "%s ha"
 
-#: lib/unit.vala:60
+#: lib/unit.vala:66
 msgctxt "unit-symbols"
 msgid "hectare,hectares,ha"
 msgstr "hektar,hektary,hektarów,ha"
 
-#: lib/unit.vala:61
+#: lib/unit.vala:67
 msgid "Acres"
 msgstr "Akry"
 
-#: lib/unit.vala:61
+#: lib/unit.vala:67
 #, c-format
 msgctxt "unit-format"
 msgid "%s acres"
 msgstr "%s ac"
 
-#: lib/unit.vala:61
+#: lib/unit.vala:67
 msgctxt "unit-symbols"
 msgid "acre,acres"
 msgstr "akr,akry,akrów,ac"
 
-#: lib/unit.vala:62
+#: lib/unit.vala:68
 msgid "Square Foot"
 msgstr "Stopy kwadratowe"
 
-#: lib/unit.vala:62
+#: lib/unit.vala:68
 #, c-format
 msgctxt "unit-format"
 msgid "%s ft²"
 msgstr "%s ft²"
 
-#: lib/unit.vala:62
+#: lib/unit.vala:68
 msgctxt "unit-symbols"
 msgid "ft²"
 msgstr "ft²"
 
-#: lib/unit.vala:63
+#: lib/unit.vala:69
 msgid "Square Meters"
 msgstr "Metry kwadratowe"
 
-#: lib/unit.vala:63
+#: lib/unit.vala:69
 #, c-format
 msgctxt "unit-format"
 msgid "%s m²"
 msgstr "%s m²"
 
-#: lib/unit.vala:63
+#: lib/unit.vala:69
 msgctxt "unit-symbols"
 msgid "m²"
 msgstr "m²"
 
-#: lib/unit.vala:64
+#: lib/unit.vala:70
 msgid "Square Centimeters"
 msgstr "Centymetry kwadratowe"
 
-#: lib/unit.vala:64
+#: lib/unit.vala:70
 #, c-format
 msgctxt "unit-format"
 msgid "%s cm²"
 msgstr "%s cm²"
 
-#: lib/unit.vala:64
+#: lib/unit.vala:70
 msgctxt "unit-symbols"
 msgid "cm²"
 msgstr "cm²"
 
-#: lib/unit.vala:65
+#: lib/unit.vala:71
 msgid "Square Millimeters"
 msgstr "Milimetry kwadratowe"
 
-#: lib/unit.vala:65
+#: lib/unit.vala:71
 #, c-format
 msgctxt "unit-format"
 msgid "%s mm²"
 msgstr "%s mm²"
 
-#: lib/unit.vala:65
+#: lib/unit.vala:71
 msgctxt "unit-symbols"
 msgid "mm²"
 msgstr "mm²"
 
-#: lib/unit.vala:66
+#: lib/unit.vala:72
 msgid "Cubic Meters"
 msgstr "Metry sześcienne"
 
-#: lib/unit.vala:66
+#: lib/unit.vala:72
 #, c-format
 msgctxt "unit-format"
 msgid "%s m³"
 msgstr "%s m³"
 
-#: lib/unit.vala:66
+#: lib/unit.vala:72
 msgctxt "unit-symbols"
 msgid "m³"
 msgstr "m³"
 
-#: lib/unit.vala:67
+#: lib/unit.vala:73
 msgid "US Gallons"
 msgstr "Galony amerykańskie"
 
-#: lib/unit.vala:67
+#: lib/unit.vala:73
 #, c-format
 msgctxt "unit-format"
 msgid "%s gal"
 msgstr "%s gal"
 
-#: lib/unit.vala:67
+#: lib/unit.vala:73
 msgctxt "unit-symbols"
 msgid "gallon,gallons,gal"
 msgstr "galon,galony,galonów,gal"
 
-#: lib/unit.vala:68
+#: lib/unit.vala:74
 msgid "Liters"
 msgstr "Litry"
 
-#: lib/unit.vala:68
+#: lib/unit.vala:74
 #, c-format
 msgctxt "unit-format"
 msgid "%s L"
 msgstr "%s l"
 
-#: lib/unit.vala:68
+#: lib/unit.vala:74
 msgctxt "unit-symbols"
 msgid "litre,litres,liter,liters,L"
 msgstr "litr,litry,litrów,l"
 
-#: lib/unit.vala:69
+#: lib/unit.vala:75
 msgid "US Quarts"
 msgstr "Kwarty amerykańskie"
 
-#: lib/unit.vala:69
+#: lib/unit.vala:75
 #, c-format
 msgctxt "unit-format"
 msgid "%s qt"
 msgstr "%s qt"
 
-#: lib/unit.vala:69
+#: lib/unit.vala:75
 msgctxt "unit-symbols"
 msgid "quart,quarts,qt"
 msgstr "kwarta,kwarty,kwart,qt"
 
-#: lib/unit.vala:70
+#: lib/unit.vala:76
 msgid "US Pints"
 msgstr "Półkwarty amerykańskie"
 
-#: lib/unit.vala:70
+#: lib/unit.vala:76
 msgctxt "unit-symbols"
 msgid "pint,pints,pt"
 msgstr "półkwarta,półkwarty,półkwart,pt"
 
-#: lib/unit.vala:71
+#: lib/unit.vala:77
 msgid "Milliliters"
 msgstr "Mililitry"
 
-#: lib/unit.vala:71
+#: lib/unit.vala:77
 #, c-format
 msgctxt "unit-format"
 msgid "%s mL"
 msgstr "%s ml"
 
-#: lib/unit.vala:71
+#: lib/unit.vala:77
 msgctxt "unit-symbols"
 msgid "millilitre,millilitres,milliliter,milliliters,mL,cm³"
 msgstr "mililitr,mililitry,mililitrów,ml,cm³"
 
-#: lib/unit.vala:72
+#: lib/unit.vala:78
 msgid "Microliters"
 msgstr "Mikrolitry"
 
-#: lib/unit.vala:72
+#: lib/unit.vala:78
 #, c-format
 msgctxt "unit-format"
 msgid "%s μL"
 msgstr "%s μl"
 
-#: lib/unit.vala:72
+#: lib/unit.vala:78
 msgctxt "unit-symbols"
 msgid "mm³,μL,uL"
 msgstr "mm³,μl,ul"
 
-#: lib/unit.vala:73
+#: lib/unit.vala:79
 msgid "Tonnes"
 msgstr "Tony"
 
-#: lib/unit.vala:73
+#: lib/unit.vala:79
 #, c-format
 msgctxt "unit-format"
 msgid "%s T"
 msgstr "%s t"
 
-#: lib/unit.vala:73
+#: lib/unit.vala:79
 msgctxt "unit-symbols"
 msgid "tonne,tonnes"
 msgstr "tona,tony,ton,t"
 
-#: lib/unit.vala:74
+#: lib/unit.vala:80
 msgid "Kilograms"
 msgstr "Kilogramy"
 
-#: lib/unit.vala:74
+#: lib/unit.vala:80
 #, c-format
 msgctxt "unit-format"
 msgid "%s kg"
 msgstr "%s kg"
 
-#: lib/unit.vala:74
+#: lib/unit.vala:80
 msgctxt "unit-symbols"
 msgid "kilogram,kilograms,kilogramme,kilogrammes,kg,kgs"
 msgstr "kilogram,kilogramy,kilogramów,kg,kgs"
 
-#: lib/unit.vala:75
+#: lib/unit.vala:81
 msgid "Pounds"
 msgstr "Funty"
 
-#: lib/unit.vala:75
+#: lib/unit.vala:81
 #, c-format
 msgctxt "unit-format"
 msgid "%s lb"
 msgstr "%s lb"
 
-#: lib/unit.vala:75
+#: lib/unit.vala:81
 msgctxt "unit-symbols"
 msgid "pound,pounds,lb"
 msgstr "funt,funty,funtów,lb"
 
-#: lib/unit.vala:76
+#: lib/unit.vala:82
 msgid "Ounces"
 msgstr "Uncje"
 
-#: lib/unit.vala:76
+#: lib/unit.vala:82
 #, c-format
 msgctxt "unit-format"
 msgid "%s oz"
 msgstr "%s oz"
 
-#: lib/unit.vala:76
+#: lib/unit.vala:82
 msgctxt "unit-symbols"
 msgid "ounce,ounces,oz"
 msgstr "uncja,uncje,uncji,oz"
 
-#: lib/unit.vala:77
+#: lib/unit.vala:83
 msgid "Grams"
 msgstr "Gramy"
 
-#: lib/unit.vala:77
+#: lib/unit.vala:83
 #, c-format
 msgctxt "unit-format"
 msgid "%s g"
 msgstr "%s g"
 
-#: lib/unit.vala:77
+#: lib/unit.vala:83
 msgctxt "unit-symbols"
 msgid "gram,grams,gramme,grammes,g"
 msgstr "gram,gramy,gramów,g"
 
-#: lib/unit.vala:78
+#: lib/unit.vala:84
 msgid "Stone"
 msgstr "Kamienie"
 
-#: lib/unit.vala:78
+#: lib/unit.vala:84
 #, c-format
 msgctxt "unit-format"
 msgid "%s st"
 msgstr "%s st"
 
-#: lib/unit.vala:78
+#: lib/unit.vala:84
 msgctxt "unit-symbols"
 msgid "stone,st,stones"
 msgstr "kamień,kamienie,kamieni,st"
 
-#: lib/unit.vala:79
+#: lib/unit.vala:85
 msgid "Years"
 msgstr "Lata"
 
-#: lib/unit.vala:79
+#: lib/unit.vala:85
+#, c-format
+msgctxt "unit-format"
+msgid "%s years"
+msgstr "%s lat(a)"
+
+#: lib/unit.vala:85
+msgctxt "unit-symbols"
+msgid "year,years"
+msgstr "rok,lata,lat"
+
+#: lib/unit.vala:86
+msgid "Months"
+msgstr "Miesiące"
+
+#: lib/unit.vala:86
 #, c-format
 msgctxt "unit-format"
-msgid "%s years"
-msgstr "%s lat(a)"
+msgid "%s months"
+msgstr "%s mies."
 
-#: lib/unit.vala:79
+#: lib/unit.vala:86
 msgctxt "unit-symbols"
-msgid "year,years"
-msgstr "rok,lata,lat"
+msgid "month,months"
+msgstr "miesiąc,miesiące,miesięcy"
 
-#: lib/unit.vala:80
+#: lib/unit.vala:87
 msgid "Days"
 msgstr "Dni"
 
-#: lib/unit.vala:80
+#: lib/unit.vala:87
 #, c-format
 msgctxt "unit-format"
 msgid "%s days"
 msgstr "%s dni"
 
-#: lib/unit.vala:80
+#: lib/unit.vala:87
 msgctxt "unit-symbols"
 msgid "day,days"
 msgstr "dzień,dni,doba,doby,dób"
 
-#: lib/unit.vala:81
+#: lib/unit.vala:88
 msgid "Hours"
 msgstr "Godziny"
 
-#: lib/unit.vala:81
+#: lib/unit.vala:88
 #, c-format
 msgctxt "unit-format"
 msgid "%s hours"
 msgstr "%s h"
 
-#: lib/unit.vala:81
+#: lib/unit.vala:88
 msgctxt "unit-symbols"
 msgid "hour,hours"
 msgstr "godzina,godziny,godzin,h"
 
-#: lib/unit.vala:82
+#: lib/unit.vala:89
 msgid "Minutes"
 msgstr "Minuty"
 
-#: lib/unit.vala:82
+#: lib/unit.vala:89
 #, c-format
 msgctxt "unit-format"
 msgid "%s minutes"
 msgstr "%s min"
 
-#: lib/unit.vala:82
+#: lib/unit.vala:89
 msgctxt "unit-symbols"
 msgid "minute,minutes"
 msgstr "minuta,minuty,minut,min"
 
-#: lib/unit.vala:83
+#: lib/unit.vala:90
 msgid "Seconds"
 msgstr "Sekundy"
 
-#: lib/unit.vala:83
+#: lib/unit.vala:90
 #, c-format
 msgctxt "unit-format"
 msgid "%s s"
 msgstr "%s s"
 
-#: lib/unit.vala:83
+#: lib/unit.vala:90
 msgctxt "unit-symbols"
 msgid "second,seconds,s"
 msgstr "sekunda,sekundy,sekund,s,sek"
 
-#: lib/unit.vala:84
+#: lib/unit.vala:91
 msgid "Milliseconds"
 msgstr "Milisekundy"
 
-#: lib/unit.vala:84
+#: lib/unit.vala:91
 #, c-format
 msgctxt "unit-format"
 msgid "%s ms"
 msgstr "%s ms"
 
-#: lib/unit.vala:84
+#: lib/unit.vala:91
 msgctxt "unit-symbols"
 msgid "millisecond,milliseconds,ms"
 msgstr "milisekunda,milisekundy,milisekund,ms"
 
-#: lib/unit.vala:85
+#: lib/unit.vala:92
 msgid "Microseconds"
 msgstr "Mikrosekundy"
 
-#: lib/unit.vala:85
+#: lib/unit.vala:92
 #, c-format
 msgctxt "unit-format"
 msgid "%s μs"
 msgstr "%s μs"
 
-#: lib/unit.vala:85
+#: lib/unit.vala:92
 msgctxt "unit-symbols"
 msgid "microsecond,microseconds,us,μs"
 msgstr "mikrosekunda,mikrosekundy,mikrosekund,us,μs"
 
-#: lib/unit.vala:86
+#: lib/unit.vala:93
 msgid "Celsius"
 msgstr "Stopień Celsjusza"
 
-#: lib/unit.vala:86
+#: lib/unit.vala:93
 #, c-format
 msgctxt "unit-format"
 msgid "%s ˚C"
 msgstr "%s ˚C"
 
-#: lib/unit.vala:86
+#: lib/unit.vala:93
 msgctxt "unit-symbols"
 msgid "degC,˚C,C,c,Celsius,celsius"
 msgstr "stC,˚C,C,c,Celsjusz,celsjusz"
 
-#: lib/unit.vala:87
+#: lib/unit.vala:94
 msgid "Fahrenheit"
 msgstr "Stopień Fahrenheita"
 
-#: lib/unit.vala:87
+#: lib/unit.vala:94
 #, c-format
 msgctxt "unit-format"
 msgid "%s ˚F"
 msgstr "%s ˚F"
 
-#: lib/unit.vala:87
+#: lib/unit.vala:94
 msgctxt "unit-symbols"
 msgid "degF,˚F,F,f,Fahrenheit,fahrenheit"
 msgstr "stF,˚F,F,f,Fahrenheit,fahrenheit"
 
-#: lib/unit.vala:88
+#: lib/unit.vala:95
 msgid "Kelvin"
 msgstr "Kelwin"
 
-#: lib/unit.vala:88
+#: lib/unit.vala:95
 #, c-format
 msgctxt "unit-format"
 msgid "%s K"
 msgstr "%s K"
 
-#: lib/unit.vala:88
+#: lib/unit.vala:95
 msgctxt "unit-symbols"
 msgid "k,K,Kelvin,kelvin"
 msgstr "k,K,Kelwin,kelwin,kelwiny,kelwinów"
 
-#: lib/unit.vala:89
+#: lib/unit.vala:96
 msgid "Rankine"
 msgstr "Stopień Rankine’a"
 
-#: lib/unit.vala:89
+#: lib/unit.vala:96
 #, c-format
 msgctxt "unit-format"
 msgid "%s ˚R"
 msgstr "%s ˚R"
 
-#: lib/unit.vala:89
+#: lib/unit.vala:96
 msgctxt "unit-symbols"
 msgid "degR,˚R,˚Ra,r,R,Rankine,rankine"
 msgstr "stR,˚R,˚Ra,r,R,Rankine,rankine"
 
 #. We use IEC prefix for digital storage units. i.e. 1 kB = 1 KiloByte = 1000 bytes, and 1 KiB = 1 kibiByte 
= 1024 bytes
-#: lib/unit.vala:91
+#: lib/unit.vala:98
 msgid "Bits"
 msgstr "Bity"
 
-#: lib/unit.vala:91
+#: lib/unit.vala:98
 #, c-format
 msgctxt "unit-format"
 msgid "%s b"
 msgstr "%s b"
 
-#: lib/unit.vala:91
+#: lib/unit.vala:98
 msgctxt "unit-symbols"
 msgid "bit,bits,b"
 msgstr "bit,bity,bitów,b"
 
-#: lib/unit.vala:92
+#: lib/unit.vala:99
 msgid "Bytes"
 msgstr "Bajty"
 
-#: lib/unit.vala:92
+#: lib/unit.vala:99
 #, c-format
 msgctxt "unit-format"
 msgid "%s B"
 msgstr "%s B"
 
-#: lib/unit.vala:92
+#: lib/unit.vala:99
 msgctxt "unit-symbols"
 msgid "byte,bytes,B"
 msgstr "bajt,bajty,bajtów,B"
 
-#: lib/unit.vala:93
+#: lib/unit.vala:100
 msgid "Nibbles"
 msgstr "Półbajty"
 
-#: lib/unit.vala:93
+#: lib/unit.vala:100
 #, c-format
 msgctxt "unit-format"
 msgid "%s nibble"
 msgstr "%s półbajt"
 
-#: lib/unit.vala:93
+#: lib/unit.vala:100
 msgctxt "unit-symbols"
 msgid "nibble,nibbles"
 msgstr "półbajt,półbajty,półbajtów"
 
 #. The SI symbol for kilo is k, however we also allow "KB" and "Kb", as they are widely used and accepted.
-#: lib/unit.vala:95
+#: lib/unit.vala:102
 msgid "Kilobits"
 msgstr "Kilobity"
 
-#: lib/unit.vala:95
+#: lib/unit.vala:102
 #, c-format
 msgctxt "unit-format"
 msgid "%s kb"
 msgstr "%s kb"
 
-#: lib/unit.vala:95
+#: lib/unit.vala:102
 msgctxt "unit-symbols"
 msgid "kilobit,kilobits,kb,Kb"
 msgstr "kilobit,kilobity,kilobitów,kb,Kb"
 
-#: lib/unit.vala:96
+#: lib/unit.vala:103
 msgid "Kilobytes"
 msgstr "Kilobajty"
 
-#: lib/unit.vala:96
+#: lib/unit.vala:103
 #, c-format
 msgctxt "unit-format"
 msgid "%s kB"
 msgstr "%s kB"
 
-#: lib/unit.vala:96
+#: lib/unit.vala:103
 msgctxt "unit-symbols"
 msgid "kilobyte,kilobytes,kB,KB"
 msgstr "kilobajt,kilobajty,kilobajtów,kB,KB"
 
-#: lib/unit.vala:97
+#: lib/unit.vala:104
 msgid "Kibibits"
 msgstr "Kibibity"
 
-#: lib/unit.vala:97
+#: lib/unit.vala:104
 #, c-format
 msgctxt "unit-format"
 msgid "%s Kib"
 msgstr "%s Kib"
 
-#: lib/unit.vala:97
+#: lib/unit.vala:104
 msgctxt "unit-symbols"
 msgid "kibibit,kibibits,Kib"
 msgstr "kibibit,kibibity,kibibitów,Kib"
 
-#: lib/unit.vala:98
+#: lib/unit.vala:105
 msgid "Kibibytes"
 msgstr "Kibibajty"
 
-#: lib/unit.vala:98
+#: lib/unit.vala:105
 #, c-format
 msgctxt "unit-format"
 msgid "%s KiB"
 msgstr "%s KiB"
 
-#: lib/unit.vala:98
+#: lib/unit.vala:105
 msgctxt "unit-symbols"
 msgid "kibibyte,kibibytes,KiB"
 msgstr "kibibaj,kibibajty,kibibajtów,KiB"
 
-#: lib/unit.vala:99
+#: lib/unit.vala:106
 msgid "Megabits"
 msgstr "Megabity"
 
-#: lib/unit.vala:99
+#: lib/unit.vala:106
 #, c-format
 msgctxt "unit-format"
 msgid "%s Mb"
 msgstr "%s Mb"
 
-#: lib/unit.vala:99
+#: lib/unit.vala:106
 msgctxt "unit-symbols"
 msgid "megabit,megabits,Mb"
 msgstr "megabit,megabity,megabitów,Mb"
 
-#: lib/unit.vala:100
+#: lib/unit.vala:107
 msgid "Megabytes"
 msgstr "Megabajty"
 
-#: lib/unit.vala:100
+#: lib/unit.vala:107
 #, c-format
 msgctxt "unit-format"
 msgid "%s MB"
 msgstr "%s MB"
 
-#: lib/unit.vala:100
+#: lib/unit.vala:107
 msgctxt "unit-symbols"
 msgid "megabyte,megabytes,MB"
 msgstr "megabajt,megabajty,megabajtów,MB"
 
-#: lib/unit.vala:101
+#: lib/unit.vala:108
 msgid "Mebibits"
 msgstr "Mebibity"
 
-#: lib/unit.vala:101
+#: lib/unit.vala:108
 #, c-format
 msgctxt "unit-format"
 msgid "%s Mib"
 msgstr "%s Mib"
 
-#: lib/unit.vala:101
+#: lib/unit.vala:108
 msgctxt "unit-symbols"
 msgid "mebibit,mebibits,Mib"
 msgstr "mebibit,mebibity,mebibitów,Mib"
 
-#: lib/unit.vala:102
+#: lib/unit.vala:109
 msgid "Mebibytes"
 msgstr "Mebibajty"
 
-#: lib/unit.vala:102
+#: lib/unit.vala:109
 #, c-format
 msgctxt "unit-format"
 msgid "%s MiB"
 msgstr "%s MiB"
 
-#: lib/unit.vala:102
+#: lib/unit.vala:109
 msgctxt "unit-symbols"
 msgid "mebibyte,mebibytes,MiB"
 msgstr "mebibajt,mebibajty,mebibajtów,MiB"
 
-#: lib/unit.vala:103
+#: lib/unit.vala:110
 msgid "Gigabits"
 msgstr "Gigabity"
 
-#: lib/unit.vala:103
+#: lib/unit.vala:110
 #, c-format
 msgctxt "unit-format"
 msgid "%s Gb"
 msgstr "%s Gb"
 
-#: lib/unit.vala:103
+#: lib/unit.vala:110
 msgctxt "unit-symbols"
 msgid "gigabit,gigabits,Gb"
 msgstr "gigabit,gigabity,gigabitów,Gb"
 
-#: lib/unit.vala:104
+#: lib/unit.vala:111
 msgid "Gigabytes"
 msgstr "Gigabajty"
 
-#: lib/unit.vala:104
+#: lib/unit.vala:111
 #, c-format
 msgctxt "unit-format"
 msgid "%s GB"
 msgstr "%s GB"
 
-#: lib/unit.vala:104
+#: lib/unit.vala:111
 msgctxt "unit-symbols"
 msgid "gigabyte,gigabytes,GB"
 msgstr "gigabajt,gigabajty,gigabajtów,GB"
 
-#: lib/unit.vala:105
+#: lib/unit.vala:112
 msgid "Gibibits"
 msgstr "Gibibity"
 
-#: lib/unit.vala:105
+#: lib/unit.vala:112
 #, c-format
 msgctxt "unit-format"
 msgid "%s Gib"
 msgstr "%s Gib"
 
-#: lib/unit.vala:105
+#: lib/unit.vala:112
 msgctxt "unit-symbols"
 msgid "gibibit,gibibits,Gib"
 msgstr "gigibit,gibibity,gibibitów,Gib"
 
-#: lib/unit.vala:106
+#: lib/unit.vala:113
 msgid "Gibibytes"
 msgstr "Gibibajty"
 
-#: lib/unit.vala:106
+#: lib/unit.vala:113
 #, c-format
 msgctxt "unit-format"
 msgid "%s GiB"
 msgstr "%s GiB"
 
-#: lib/unit.vala:106
+#: lib/unit.vala:113
 msgctxt "unit-symbols"
 msgid "gibibyte,gibibytes,GiB"
 msgstr "gibibajt,gibibajty,gibibajtów,GiB"
 
-#: lib/unit.vala:107
+#: lib/unit.vala:114
 msgid "Terabits"
 msgstr "Terabity"
 
-#: lib/unit.vala:107
+#: lib/unit.vala:114
 #, c-format
 msgctxt "unit-format"
 msgid "%s Tb"
 msgstr "%s Tb"
 
-#: lib/unit.vala:107
+#: lib/unit.vala:114
 msgctxt "unit-symbols"
 msgid "terabit,terabits,Tb"
 msgstr "terabit,terabity,terabitów,Tb"
 
-#: lib/unit.vala:108
+#: lib/unit.vala:115
 msgid "Terabytes"
 msgstr "Terabajty"
 
-#: lib/unit.vala:108
+#: lib/unit.vala:115
 #, c-format
 msgctxt "unit-format"
 msgid "%s TB"
 msgstr "%s TB"
 
-#: lib/unit.vala:108
+#: lib/unit.vala:115
 msgctxt "unit-symbols"
 msgid "terabyte,terabytes,TB"
 msgstr "terabajt,terabajty,terabajtów,TB"
 
-#: lib/unit.vala:109
+#: lib/unit.vala:116
 msgid "Tebibits"
 msgstr "Tebibity"
 
-#: lib/unit.vala:109
+#: lib/unit.vala:116
 #, c-format
 msgctxt "unit-format"
 msgid "%s Tib"
 msgstr "%s Tib"
 
-#: lib/unit.vala:109
+#: lib/unit.vala:116
 msgctxt "unit-symbols"
 msgid "tebibit,tebibits,Tib"
 msgstr "tebibit,tebibity,tebibitów,Tib"
 
-#: lib/unit.vala:110
+#: lib/unit.vala:117
 msgid "Tebibytes"
 msgstr "Tebibajty"
 
-#: lib/unit.vala:110
+#: lib/unit.vala:117
 #, c-format
 msgctxt "unit-format"
 msgid "%s TiB"
 msgstr "%s TiB"
 
-#: lib/unit.vala:110
+#: lib/unit.vala:117
 msgctxt "unit-symbols"
 msgid "tebibyte,tebibytes,TiB"
 msgstr "tebibajt,tebibajty,tebibajtów,TiB"
 
-#: lib/unit.vala:111
+#: lib/unit.vala:118
 msgid "Petabits"
 msgstr "Petabity"
 
-#: lib/unit.vala:111
+#: lib/unit.vala:118
 #, c-format
 msgctxt "unit-format"
 msgid "%s Pb"
 msgstr "%s Pb"
 
-#: lib/unit.vala:111
+#: lib/unit.vala:118
 msgctxt "unit-symbols"
 msgid "petabit,petabits,Pb"
 msgstr "petabit,petabity,petabitów,Pb"
 
-#: lib/unit.vala:112
+#: lib/unit.vala:119
 msgid "Petabytes"
 msgstr "Petabajty"
 
-#: lib/unit.vala:112
+#: lib/unit.vala:119
 #, c-format
 msgctxt "unit-format"
 msgid "%s PB"
 msgstr "%s PB"
 
-#: lib/unit.vala:112
+#: lib/unit.vala:119
 msgctxt "unit-symbols"
 msgid "petabyte,petabytes,PB"
 msgstr "petabajt,petabajty,petabajtów,PB"
 
-#: lib/unit.vala:113
+#: lib/unit.vala:120
 msgid "Pebibits"
 msgstr "Pebibity"
 
-#: lib/unit.vala:113
+#: lib/unit.vala:120
 #, c-format
 msgctxt "unit-format"
 msgid "%s Pib"
 msgstr "%s Pib"
 
-#: lib/unit.vala:113
+#: lib/unit.vala:120
 msgctxt "unit-symbols"
 msgid "pebibit,pebibits,Pib"
 msgstr "pebibit,pebibity,pebibitów,PiB"
 
-#: lib/unit.vala:114
+#: lib/unit.vala:121
 msgid "Pebibytes"
 msgstr "Pebibajty"
 
-#: lib/unit.vala:114
+#: lib/unit.vala:121
 #, c-format
 msgctxt "unit-format"
 msgid "%s PiB"
 msgstr "%s Pib"
 
-#: lib/unit.vala:114
+#: lib/unit.vala:121
 msgctxt "unit-symbols"
 msgid "pebibyte,pebibytes,PiB"
 msgstr "pebibajt,pebibajty,pebibajtów,PiB"
 
-#: lib/unit.vala:115
+#: lib/unit.vala:122
 msgid "Exabits"
 msgstr "Eksabity"
 
-#: lib/unit.vala:115 lib/unit.vala:119
+#: lib/unit.vala:122 lib/unit.vala:126
 #, c-format
 msgctxt "unit-format"
 msgid "%s Eb"
 msgstr "%s Eb"
 
-#: lib/unit.vala:115
+#: lib/unit.vala:122
 msgctxt "unit-symbols"
 msgid "exabit,exabits,Eb"
 msgstr "eksabit,eksabity,eksabitów,Eb"
 
-#: lib/unit.vala:116
+#: lib/unit.vala:123
 msgid "Exabytes"
 msgstr "Eksabajty"
 
-#: lib/unit.vala:116 lib/unit.vala:120
+#: lib/unit.vala:123 lib/unit.vala:127
 #, c-format
 msgctxt "unit-format"
 msgid "%s EB"
 msgstr "%s EB"
 
-#: lib/unit.vala:116
+#: lib/unit.vala:123
 msgctxt "unit-symbols"
 msgid "exabyte,exabytes,EB"
 msgstr "eksabajt,eksabajty,eksabajtów,EB"
 
-#: lib/unit.vala:117
+#: lib/unit.vala:124
 msgid "Exbibits"
 msgstr "Eksbibity"
 
-#: lib/unit.vala:117
+#: lib/unit.vala:124
 #, c-format
 msgctxt "unit-format"
 msgid "%s Eib"
 msgstr "%s Eib"
 
-#: lib/unit.vala:117
+#: lib/unit.vala:124
 msgctxt "unit-symbols"
 msgid "exbibit,exbibits,Eib"
 msgstr "eksbibit,eksbibity,eksbibitów,Eib"
 
-#: lib/unit.vala:118
+#: lib/unit.vala:125
 msgid "Exbibytes"
 msgstr "Eksbibajty"
 
-#: lib/unit.vala:118
+#: lib/unit.vala:125
 #, c-format
 msgctxt "unit-format"
 msgid "%s EiB"
 msgstr "%s EiB"
 
-#: lib/unit.vala:118
+#: lib/unit.vala:125
 msgctxt "unit-symbols"
 msgid "exbibyte,exbibytes,EiB"
 msgstr "eksbibajt,eksbibajty,eksbibajtów,EiB"
 
-#: lib/unit.vala:119
+#: lib/unit.vala:126
 msgid "Zettabits"
 msgstr "Zettabity"
 
-#: lib/unit.vala:119
+#: lib/unit.vala:126
 msgctxt "unit-symbols"
 msgid "zettabit,zettabits,Zb"
 msgstr "zettabit,zettabity,zettabitów,Zb"
 
-#: lib/unit.vala:120
+#: lib/unit.vala:127
 msgid "Zettabytes"
 msgstr "Zettabajty"
 
-#: lib/unit.vala:120
+#: lib/unit.vala:127
 msgctxt "unit-symbols"
 msgid "zettabyte,zettabytes,ZB"
 msgstr "zettabajt,zettabajty,zettabajtów,ZB"
 
-#: lib/unit.vala:121
+#: lib/unit.vala:128
 msgid "Zebibits"
 msgstr "Zebibity"
 
-#: lib/unit.vala:121
+#: lib/unit.vala:128
 #, c-format
 msgctxt "unit-format"
 msgid "%s Zib"
 msgstr "%s Zib"
 
-#: lib/unit.vala:121
+#: lib/unit.vala:128
 msgctxt "unit-symbols"
 msgid "zebibit,zebibits,Zib"
 msgstr "zebibit,zebibity,zebibitów,Zib"
 
-#: lib/unit.vala:122
+#: lib/unit.vala:129
 msgid "Zebibytes"
 msgstr "Zebibajty"
 
-#: lib/unit.vala:122
+#: lib/unit.vala:129
 #, c-format
 msgctxt "unit-format"
 msgid "%s ZiB"
 msgstr "%s ZiB"
 
-#: lib/unit.vala:122
+#: lib/unit.vala:129
 msgctxt "unit-symbols"
 msgid "zebibyte,zebibytes,ZiB"
 msgstr "zebibajt,zebibajty,zebibajtów,ZiB"
 
-#: lib/unit.vala:123
+#: lib/unit.vala:130
 msgid "Yottabits"
 msgstr "Jottabity"
 
-#: lib/unit.vala:123
+#: lib/unit.vala:130
 #, c-format
 msgctxt "unit-format"
 msgid "%s Yb"
 msgstr "%s Yb"
 
-#: lib/unit.vala:123
+#: lib/unit.vala:130
 msgctxt "unit-symbols"
 msgid "yottabit,yottabits,Yb"
 msgstr "jottabit,jottabity,jottabitów,Yb"
 
-#: lib/unit.vala:124
+#: lib/unit.vala:131
 msgid "Yottabytes"
 msgstr "Jottabajty"
 
-#: lib/unit.vala:124
+#: lib/unit.vala:131
 #, c-format
 msgctxt "unit-format"
 msgid "%s YB"
 msgstr "%s YB"
 
-#: lib/unit.vala:124
+#: lib/unit.vala:131
 msgctxt "unit-symbols"
 msgid "yottabyte,yottabytes,YB"
 msgstr "jottabajt,jottabajty,jottabajtów,YB"
 
-#: lib/unit.vala:125
+#: lib/unit.vala:132
 msgid "Yobibits"
 msgstr "Jobibity"
 
-#: lib/unit.vala:125
+#: lib/unit.vala:132
 #, c-format
 msgctxt "unit-format"
 msgid "%s Yib"
 msgstr "%s Yib"
 
-#: lib/unit.vala:125
+#: lib/unit.vala:132
 msgctxt "unit-symbols"
 msgid "yobibit,yobibits,Yib"
 msgstr "jobibit,jobibity,jobibitów,Yib"
 
-#: lib/unit.vala:126
+#: lib/unit.vala:133
 msgid "Yobibytes"
 msgstr "Jobibajty"
 
-#: lib/unit.vala:126
+#: lib/unit.vala:133
 #, c-format
 msgctxt "unit-format"
 msgid "%s YiB"
 msgstr "%s YiB"
 
-#: lib/unit.vala:126
+#: lib/unit.vala:133
 msgctxt "unit-symbols"
 msgid "yobibyte,yobibytes,YiB"
 msgstr "jobibajt,jobibajty,jobibajtów,YiB"
 
-#: lib/unit.vala:128
+#: lib/unit.vala:135
 msgid "Currency"
 msgstr "Waluta"
 
 #. Translators: result of currency conversion, %s is the symbol, %%s is the placeholder for amount, i.e.: 
USD100
-#: lib/unit.vala:134
+#: lib/unit.vala:141
 #, c-format
 msgid "%s%%s"
 msgstr "%%s %s"
@@ -1992,243 +2084,243 @@ msgstr "Skopiuj"
 msgid "Copy result to clipboard"
 msgstr "Kopiuje wynik do schowka"
 
-#: src/buttons-advanced.ui:17 src/buttons-programming.ui:2145
+#: src/ui/buttons-advanced.ui:17 src/ui/buttons-programming.ui:2232
 msgid "Inverse [Ctrl+I]"
 msgstr "Odwraca [Ctrl+I]"
 
 #. Accessible name for the inverse button
-#: src/buttons-advanced.ui:22 src/buttons-programming.ui:2150
+#: src/ui/buttons-advanced.ui:22 src/ui/buttons-programming.ui:2237
 msgid "Inverse"
 msgstr "Odwróć"
 
-#: src/buttons-advanced.ui:47 src/buttons-programming.ui:1279
+#: src/ui/buttons-advanced.ui:47 src/ui/buttons-programming.ui:1343
 msgid "Factorize [Ctrl+F]"
 msgstr "Rozkłada na czynniki [Ctrl+F]"
 
 #. Accessible name for the factorize button
-#: src/buttons-advanced.ui:51 src/buttons-programming.ui:1283
+#: src/ui/buttons-advanced.ui:51 src/ui/buttons-programming.ui:1347
 msgid "Factorize"
 msgstr "Rozłóż na czynniki"
 
-#: src/buttons-advanced.ui:66 src/buttons-programming.ui:2118
+#: src/ui/buttons-advanced.ui:66 src/ui/buttons-programming.ui:2205
 msgid "Factorial [!]"
 msgstr "Silnia [!]"
 
 #. Accessible name for the factorial button
-#: src/buttons-advanced.ui:71 src/buttons-programming.ui:2123
+#: src/ui/buttons-advanced.ui:71 src/ui/buttons-programming.ui:2210
 msgid "Factorial"
 msgstr "Silnia"
 
-#: src/buttons-advanced.ui:95
+#: src/ui/buttons-advanced.ui:95
 msgid "Imaginary Component"
 msgstr "Część urojona"
 
-#: src/buttons-advanced.ui:247 src/buttons-basic.ui:130
-#: src/buttons-financial.ui:2037 src/buttons-programming.ui:1379
+#: src/ui/buttons-advanced.ui:247 src/ui/buttons-basic.ui:130
+#: src/ui/buttons-financial.ui:2037 src/ui/buttons-programming.ui:1466
 msgid "Divide [/]"
 msgstr "Dzieli [/]"
 
-#: src/buttons-advanced.ui:359 src/buttons-basic.ui:258
-#: src/buttons-financial.ui:2165 src/buttons-programming.ui:1416
+#: src/ui/buttons-advanced.ui:359 src/ui/buttons-basic.ui:258
+#: src/ui/buttons-financial.ui:2165 src/ui/buttons-programming.ui:1503
 msgid "Multiply [*]"
 msgstr "Mnoży [*]"
 
-#: src/buttons-advanced.ui:376 src/buttons-basic.ui:275
-#: src/buttons-financial.ui:2182 src/buttons-programming.ui:1433
+#: src/ui/buttons-advanced.ui:376 src/ui/buttons-basic.ui:275
+#: src/ui/buttons-financial.ui:2182 src/ui/buttons-programming.ui:1520
 msgid "Subtract [-]"
 msgstr "Odejmuje [-]"
 
-#: src/buttons-advanced.ui:392 src/buttons-basic.ui:291
-#: src/buttons-financial.ui:2198 src/buttons-programming.ui:1449
+#: src/ui/buttons-advanced.ui:392 src/ui/buttons-basic.ui:291
+#: src/ui/buttons-financial.ui:2198 src/ui/buttons-programming.ui:1536
 msgid "Add [+]"
 msgstr "Dodaje [+]"
 
 #. Label on the solve button (clicking this solves the displayed calculation)
-#: src/buttons-advanced.ui:403 src/buttons-basic.ui:302
-#: src/buttons-financial.ui:2209 src/buttons-programming.ui:1460
+#: src/ui/buttons-advanced.ui:403 src/ui/buttons-basic.ui:302
+#: src/ui/buttons-financial.ui:2209 src/ui/buttons-programming.ui:1547
 msgid "="
 msgstr "="
 
-#: src/buttons-advanced.ui:409 src/buttons-basic.ui:308
-#: src/buttons-financial.ui:2215 src/buttons-programming.ui:1466
+#: src/ui/buttons-advanced.ui:409 src/ui/buttons-basic.ui:308
+#: src/ui/buttons-financial.ui:2215 src/ui/buttons-programming.ui:1553
 msgid "Calculate Result"
 msgstr "Oblicza wynik"
 
-#: src/buttons-advanced.ui:427 src/buttons-basic.ui:361
-#: src/buttons-financial.ui:2268 src/buttons-programming.ui:1484
+#: src/ui/buttons-advanced.ui:427 src/ui/buttons-basic.ui:361
+#: src/ui/buttons-financial.ui:2268 src/ui/buttons-programming.ui:1571
 msgid "Clear Display [Escape]"
 msgstr "Czyści wyświetlacz [Escape]"
 
-#: src/buttons-advanced.ui:441 src/buttons-programming.ui:1784
+#: src/ui/buttons-advanced.ui:441 src/ui/buttons-programming.ui:1871
 msgid "Subscript mode [Alt]"
 msgstr "Tryb indeksu dolnego [Alt]"
 
 #. Accessible name for the subscript mode button
-#: src/buttons-advanced.ui:446 src/buttons-programming.ui:1789
+#: src/ui/buttons-advanced.ui:446 src/ui/buttons-programming.ui:1876
 msgid "Subscript"
 msgstr "Indeks dolny"
 
-#: src/buttons-advanced.ui:468 src/buttons-programming.ui:1811
+#: src/ui/buttons-advanced.ui:468 src/ui/buttons-programming.ui:1898
 msgid "Superscript mode [Ctrl]"
 msgstr "Tryb indeksu górnego [Ctrl]"
 
 #. Accessible name for the superscript mode button
-#: src/buttons-advanced.ui:473 src/buttons-programming.ui:1816
+#: src/ui/buttons-advanced.ui:473 src/ui/buttons-programming.ui:1903
 msgid "Superscript"
 msgstr "Indeks górny"
 
-#: src/buttons-advanced.ui:495
+#: src/ui/buttons-advanced.ui:495
 msgid "Scientific exponent [Ctrl+E]"
 msgstr "Wykładnik naukowy [Ctrl+E]"
 
 #. Accessible name for the scientific exponent button
-#: src/buttons-advanced.ui:499
+#: src/ui/buttons-advanced.ui:499
 msgid "Scientific Exponent"
 msgstr "Wykładnik naukowy"
 
-#: src/buttons-advanced.ui:522 src/buttons-programming.ui:1949
+#: src/ui/buttons-advanced.ui:522 src/ui/buttons-programming.ui:2036
 msgid "Modulus divide"
 msgstr "Dzielenie modulo"
 
-#: src/buttons-advanced.ui:538 src/buttons-basic.ui:328
-#: src/buttons-financial.ui:2235 src/buttons-programming.ui:1966
+#: src/ui/buttons-advanced.ui:538 src/ui/buttons-basic.ui:328
+#: src/ui/buttons-financial.ui:2235 src/ui/buttons-programming.ui:2053
 msgid "Start Group [(]"
 msgstr "Grupa początkowa [(]"
 
-#: src/buttons-advanced.ui:555 src/buttons-basic.ui:345
-#: src/buttons-financial.ui:2252 src/buttons-programming.ui:1982
+#: src/ui/buttons-advanced.ui:555 src/ui/buttons-basic.ui:345
+#: src/ui/buttons-financial.ui:2252 src/ui/buttons-programming.ui:2069
 msgid "End Group [)]"
 msgstr "Grupa końcowa [)]"
 
 #. Accessible name for the memory button
 #. Accessible name for the memory value button
-#: src/buttons-advanced.ui:570 src/buttons-advanced.ui:573
-#: src/buttons-financial.ui:1854 src/buttons-financial.ui:1857
-#: src/buttons-programming.ui:1854
+#: src/ui/buttons-advanced.ui:570 src/ui/buttons-advanced.ui:573
+#: src/ui/buttons-financial.ui:1854 src/ui/buttons-financial.ui:1857
+#: src/ui/buttons-programming.ui:1941
 msgid "Memory"
 msgstr "Pamięć"
 
 #. The label on the memory button
-#: src/buttons-advanced.ui:582 src/buttons-financial.ui:1869
-#: src/buttons-programming.ui:1867
+#: src/ui/buttons-advanced.ui:582 src/ui/buttons-financial.ui:1869
+#: src/ui/buttons-programming.ui:1954
 msgid "x"
 msgstr "x"
 
-#: src/buttons-advanced.ui:617 src/buttons-programming.ui:1316
+#: src/ui/buttons-advanced.ui:617 src/ui/buttons-programming.ui:1380
 msgid "Absolute Value [|]"
 msgstr "Wartość bezwzględna [|]"
 
 #. Accessible name for the absolute value button
-#: src/buttons-advanced.ui:622 src/buttons-programming.ui:1321
+#: src/ui/buttons-advanced.ui:622 src/ui/buttons-programming.ui:1385
 msgid "Absolute Value"
 msgstr "Wartość bezwzględna"
 
-#: src/buttons-advanced.ui:646
+#: src/ui/buttons-advanced.ui:646
 msgid "Real Component"
 msgstr "Część rzeczywista"
 
-#: src/buttons-advanced.ui:663
+#: src/ui/buttons-advanced.ui:663
 msgid "Complex conjugate"
 msgstr "Sprzężenie zespolone"
 
-#: src/buttons-advanced.ui:680
+#: src/ui/buttons-advanced.ui:680
 msgid "Complex argument"
 msgstr "Argument liczby zespolonej"
 
-#: src/buttons-advanced.ui:697
+#: src/ui/buttons-advanced.ui:697
 msgid "Natural Logarithm"
 msgstr "Logarytm naturalny"
 
-#: src/buttons-advanced.ui:713 src/buttons-financial.ui:1908
-#: src/buttons-programming.ui:1262
+#: src/ui/buttons-advanced.ui:713 src/ui/buttons-financial.ui:1908
+#: src/ui/buttons-programming.ui:1326
 msgid "Logarithm"
 msgstr "Logarytm"
 
-#: src/buttons-advanced.ui:728 src/buttons-financial.ui:2470
-#: src/buttons-programming.ui:2173
+#: src/ui/buttons-advanced.ui:728 src/ui/buttons-financial.ui:2470
+#: src/ui/buttons-programming.ui:2260
 msgid "Exponent [^ or **]"
 msgstr "Wykładnik [^ lub **]"
 
 #. Accessible name for the exponentiation (x to the power of y) button
-#: src/buttons-advanced.ui:733 src/buttons-basic.ui:396
-#: src/buttons-financial.ui:2475 src/buttons-programming.ui:2178
+#: src/ui/buttons-advanced.ui:733 src/ui/buttons-basic.ui:396
+#: src/ui/buttons-financial.ui:2475 src/ui/buttons-programming.ui:2265
 msgid "Exponent"
 msgstr "Wykładnik"
 
-#: src/buttons-advanced.ui:757 src/buttons-financial.ui:2499
-#: src/buttons-programming.ui:1246
+#: src/ui/buttons-advanced.ui:757 src/ui/buttons-financial.ui:2499
+#: src/ui/buttons-programming.ui:1310
 msgid "Root [Ctrl+R]"
 msgstr "Pierwiastek [Ctrl+R]"
 
-#: src/buttons-advanced.ui:773 src/buttons-basic.ui:419
-#: src/buttons-financial.ui:2450
+#: src/ui/buttons-advanced.ui:773 src/ui/buttons-basic.ui:419
+#: src/ui/buttons-financial.ui:2450
 msgid "Undo [Ctrl+Z]"
 msgstr "Cofa [Ctrl+Z]"
 
-#: src/buttons-advanced.ui:793
+#: src/ui/buttons-advanced.ui:793 src/ui/buttons-programming.ui:1408
 msgid "Pi [Ctrl+P]"
 msgstr "Pi [Ctrl+P]"
 
-#: src/buttons-advanced.ui:816
+#: src/ui/buttons-advanced.ui:816
 msgid "Euler’s Number"
 msgstr "Liczba Eulera"
 
-#: src/buttons-advanced.ui:846
+#: src/ui/buttons-advanced.ui:846
 msgid "Cosine"
 msgstr "Cosinus"
 
-#: src/buttons-advanced.ui:861
+#: src/ui/buttons-advanced.ui:861
 msgid "Sine"
 msgstr "Sinus"
 
-#: src/buttons-advanced.ui:876
+#: src/ui/buttons-advanced.ui:876
 msgid "Tangent"
 msgstr "Tangens"
 
-#: src/buttons-advanced.ui:891
+#: src/ui/buttons-advanced.ui:891
 msgid "Hyperbolic Sine"
 msgstr "Sinus hiperboliczny"
 
-#: src/buttons-advanced.ui:907
+#: src/ui/buttons-advanced.ui:907
 msgid "Hyperbolic Cosine"
 msgstr "Cosinus hiperboliczny"
 
-#: src/buttons-advanced.ui:923
+#: src/ui/buttons-advanced.ui:923
 msgid "Hyperbolic Tangent"
 msgstr "Tangens hiperboliczny"
 
-#: src/buttons-advanced.ui:946
+#: src/ui/buttons-advanced.ui:946
 msgid "Additional Functions"
 msgstr "Dodatkowe funkcje"
 
 #. Accessible name for the store value button
-#: src/buttons-advanced.ui:949 src/buttons-programming.ui:1857
+#: src/ui/buttons-advanced.ui:949 src/ui/buttons-programming.ui:1944
 msgid "Store"
 msgstr "Przechowaj"
 
-#: src/buttons-basic.ui:222 src/buttons-financial.ui:2129
+#: src/ui/buttons-basic.ui:222 src/ui/buttons-financial.ui:2129
 msgid "Percentage [%]"
 msgstr "Procent [%]"
 
-#: src/buttons-basic.ui:377
+#: src/ui/buttons-basic.ui:377
 msgid "Square root [Ctrl+R]"
 msgstr "Pierwiastek kwadratowy [Ctrl+R]"
 
-#: src/buttons-basic.ui:392
+#: src/ui/buttons-basic.ui:392
 msgid "Square [Ctrl+2]"
 msgstr "Kwadrat [Ctrl+2]"
 
 #. Title of Compounding Term dialog
-#: src/buttons-financial.ui:8 src/buttons-financial.ui:2284
+#: src/ui/buttons-financial.ui:8 src/ui/buttons-financial.ui:2284
 msgid "Compounding Term"
 msgstr "Okres kapitalizacji"
 
-#: src/buttons-financial.ui:22 src/buttons-financial.ui:205
-#: src/buttons-financial.ui:388 src/buttons-financial.ui:571
-#: src/buttons-financial.ui:723 src/buttons-financial.ui:907
-#: src/buttons-financial.ui:1091 src/buttons-financial.ui:1275
-#: src/buttons-financial.ui:1459 src/buttons-financial.ui:1674
-#: src/buttons-programming.ui:2303
+#: src/ui/buttons-financial.ui:22 src/ui/buttons-financial.ui:205
+#: src/ui/buttons-financial.ui:388 src/ui/buttons-financial.ui:571
+#: src/ui/buttons-financial.ui:723 src/ui/buttons-financial.ui:907
+#: src/ui/buttons-financial.ui:1091 src/ui/buttons-financial.ui:1275
+#: src/ui/buttons-financial.ui:1459 src/ui/buttons-financial.ui:1674
+#: src/ui/buttons-programming.ui:2390
 msgid "_Cancel"
 msgstr "_Anuluj"
 
@@ -2242,17 +2334,17 @@ msgstr "_Anuluj"
 #. Straight-Line Depreciation Dialog: Calculate button
 #. Sum-of-the-Years’-Digits Depreciation Dialog: Calculate result button
 #. Payment Period Dialog: Button to calculate result
-#: src/buttons-financial.ui:37 src/buttons-financial.ui:220
-#: src/buttons-financial.ui:403 src/buttons-financial.ui:586
-#: src/buttons-financial.ui:738 src/buttons-financial.ui:922
-#: src/buttons-financial.ui:1106 src/buttons-financial.ui:1290
-#: src/buttons-financial.ui:1474 src/buttons-financial.ui:1689
+#: src/ui/buttons-financial.ui:37 src/ui/buttons-financial.ui:220
+#: src/ui/buttons-financial.ui:403 src/ui/buttons-financial.ui:586
+#: src/ui/buttons-financial.ui:738 src/ui/buttons-financial.ui:922
+#: src/ui/buttons-financial.ui:1106 src/ui/buttons-financial.ui:1290
+#: src/ui/buttons-financial.ui:1474 src/ui/buttons-financial.ui:1689
 msgid "C_alculate"
 msgstr "_Oblicz"
 
 #. Compounding Term Dialog: Label before present value input
 #. Periodic Interest Rate Dialog: Label before present value input
-#: src/buttons-financial.ui:117 src/buttons-financial.ui:1172
+#: src/ui/buttons-financial.ui:117 src/ui/buttons-financial.ui:1172
 msgid "Present _Value:"
 msgstr "Obecna _wartość:"
 
@@ -2261,14 +2353,14 @@ msgstr "Obecna _wartość:"
 #. Periodic Payment Dialog: Label before periodic interest rate input
 #. Present Value Dialog: Label before periodic interest rate input
 #. Payment Period Dialog: Label before periodic interest rate input
-#: src/buttons-financial.ui:133 src/buttons-financial.ui:468
-#: src/buttons-financial.ui:804 src/buttons-financial.ui:988
-#: src/buttons-financial.ui:1769
+#: src/ui/buttons-financial.ui:133 src/ui/buttons-financial.ui:468
+#: src/ui/buttons-financial.ui:804 src/ui/buttons-financial.ui:988
+#: src/ui/buttons-financial.ui:1769
 msgid "Periodic Interest _Rate:"
 msgstr "Okr_esowa stopa zwrotu:"
 
 #. Compounding Term Dialog: Description of calculation
-#: src/buttons-financial.ui:149
+#: src/ui/buttons-financial.ui:149
 msgid ""
 "Calculates the number of compounding periods necessary to increase an "
 "investment of present value to a future value, at a fixed interest rate per "
@@ -2280,17 +2372,17 @@ msgstr ""
 
 #. Compounding Term Dialog: Label before future value input
 #. Periodic Interest Rate Dialog: Label before future value input
-#: src/buttons-financial.ui:163 src/buttons-financial.ui:1156
+#: src/ui/buttons-financial.ui:163 src/ui/buttons-financial.ui:1156
 msgid "_Future Value:"
 msgstr "_Przyszła wartość:"
 
 #. Title of Double-Declining Depreciation dialog
-#: src/buttons-financial.ui:191
+#: src/ui/buttons-financial.ui:191
 msgid "Double-Declining Depreciation"
 msgstr "Amortyzacja metodą podwójnie malejącego salda"
 
 #. Double-Declining Depreciation Dialog: Description of calculation
-#: src/buttons-financial.ui:255
+#: src/ui/buttons-financial.ui:255
 msgid ""
 "Calculates the depreciation allowance on an asset for a specified period of "
 "time, using the double-declining balance method."
@@ -2300,31 +2392,31 @@ msgstr ""
 
 #. Double-Declining Depreciation Dialog: Label before cost input
 #. Gross Profit Margin Dialog: Label before cost input
-#: src/buttons-financial.ui:269 src/buttons-financial.ui:635
+#: src/ui/buttons-financial.ui:269 src/ui/buttons-financial.ui:635
 msgid "C_ost:"
 msgstr "_Koszt:"
 
 #. Double-Declining Depreciation Dialog: Label before life input
 #. Straight-Line Depreciation Dialog: Label before life input
 #. Sum-of-the-Years’-Digits Depreciation Dialog: Label before life input
-#: src/buttons-financial.ui:285 src/buttons-financial.ui:1357
-#: src/buttons-financial.ui:1525
+#: src/ui/buttons-financial.ui:285 src/ui/buttons-financial.ui:1357
+#: src/ui/buttons-financial.ui:1525
 msgid "_Life:"
 msgstr "_Czas życia:"
 
 #. Double-Declining Depreciation Dialog: Label before period input
 #. Sum-of-the-Years’-Digits Depreciation Dialog: Label before period input
-#: src/buttons-financial.ui:331 src/buttons-financial.ui:1509
+#: src/ui/buttons-financial.ui:331 src/ui/buttons-financial.ui:1509
 msgid "_Period:"
 msgstr "_Okres:"
 
 #. Title of Future Value dialog
-#: src/buttons-financial.ui:374 src/buttons-financial.ui:2316
+#: src/ui/buttons-financial.ui:374 src/ui/buttons-financial.ui:2316
 msgid "Future Value"
 msgstr "Wartość przyszła"
 
 #. Future Value Dialog: Description of calculation
-#: src/buttons-financial.ui:438
+#: src/ui/buttons-financial.ui:438
 msgid ""
 "Calculates the future value of an investment based on a series of equal "
 "payments at a periodic interest rate over the number of payment periods in "
@@ -2336,24 +2428,24 @@ msgstr ""
 #. Future Value Dialog: Label before periodic payment input
 #. Present Value Dialog: Label before periodic payment input
 #. Payment Period Dialog: Label before periodic payment input
-#: src/buttons-financial.ui:452 src/buttons-financial.ui:972
-#: src/buttons-financial.ui:1801
+#: src/ui/buttons-financial.ui:452 src/ui/buttons-financial.ui:972
+#: src/ui/buttons-financial.ui:1801
 msgid "_Periodic Payment:"
 msgstr "Płatność _okresowa:"
 
 #. Future Value Dialog: Label before number of periods input
 #. Present Value Dialog: Label before number of periods input
-#: src/buttons-financial.ui:484 src/buttons-financial.ui:1004
+#: src/ui/buttons-financial.ui:484 src/ui/buttons-financial.ui:1004
 msgid "_Number of Periods:"
 msgstr "_Liczba okresów:"
 
 #. Title of Gross Profit Margin dialog
-#: src/buttons-financial.ui:557 src/buttons-financial.ui:2434
+#: src/ui/buttons-financial.ui:557 src/ui/buttons-financial.ui:2434
 msgid "Gross Profit Margin"
 msgstr "Marża zysku brutto"
 
 #. Gross Profit Margin Dialog: Description of calculation
-#: src/buttons-financial.ui:621
+#: src/ui/buttons-financial.ui:621
 msgid ""
 "Calculates the resale price of a product, based on the product cost and the "
 "wanted gross profit margin."
@@ -2362,17 +2454,17 @@ msgstr ""
 "marży zysku brutto."
 
 #. Gross Profit Margin Dialog: Label before margin input
-#: src/buttons-financial.ui:651
+#: src/ui/buttons-financial.ui:651
 msgid "_Margin:"
 msgstr "_Marża:"
 
 #. Title of Periodic Payment dialog
-#: src/buttons-financial.ui:709 src/buttons-financial.ui:2417
+#: src/ui/buttons-financial.ui:709 src/ui/buttons-financial.ui:2417
 msgid "Periodic Payment"
 msgstr "Płatność okresowa"
 
 #. Periodic Payment Dialog: Description of calculation
-#: src/buttons-financial.ui:774
+#: src/ui/buttons-financial.ui:774
 msgid ""
 "Calculates the amount of the periodic payment of a loan, where payments are "
 "made at the end of each payment period. "
@@ -2381,23 +2473,23 @@ msgstr ""
 "każdego okresu spłaty. "
 
 #. Periodic Payment Dialog: Label before principal input
-#: src/buttons-financial.ui:788
+#: src/ui/buttons-financial.ui:788
 msgid "_Principal:"
 msgstr "_Kapitał:"
 
 #. Periodic Payment Dialog: Label before term input
 #. Periodic Interest Rate Dialog: Label before term input
-#: src/buttons-financial.ui:820 src/buttons-financial.ui:1188
+#: src/ui/buttons-financial.ui:820 src/ui/buttons-financial.ui:1188
 msgid "_Term:"
 msgstr "Okr_es:"
 
 #. Title of Present Value dialog
-#: src/buttons-financial.ui:893 src/buttons-financial.ui:2400
+#: src/ui/buttons-financial.ui:893 src/ui/buttons-financial.ui:2400
 msgid "Present Value"
 msgstr "Obecna wartość"
 
 #. Present Value Dialog: Description of calculation
-#: src/buttons-financial.ui:958
+#: src/ui/buttons-financial.ui:958
 msgid ""
 "Calculates the present value of an investment based on a series of equal "
 "payments discounted at a periodic interest rate over the number of payment "
@@ -2407,12 +2499,12 @@ msgstr ""
 "okresowej stopy procentowej w danym okresie. "
 
 #. Title of Periodic Interest Rate dialog
-#: src/buttons-financial.ui:1077 src/buttons-financial.ui:2383
+#: src/ui/buttons-financial.ui:1077 src/ui/buttons-financial.ui:2383
 msgid "Periodic Interest Rate"
 msgstr "Okresowa stopa zwrotu"
 
 #. Periodic Interest Rate Dialog: Description of calculation
-#: src/buttons-financial.ui:1142
+#: src/ui/buttons-financial.ui:1142
 msgid ""
 "Calculates the periodic interest necessary to increase an investment to a "
 "future value, over the number of compounding periods. "
@@ -2421,24 +2513,24 @@ msgstr ""
 "danej wartości w danej liczbie okresów kapitalizacji. "
 
 #. Title of Straight-Line Depreciation dialog
-#: src/buttons-financial.ui:1261
+#: src/ui/buttons-financial.ui:1261
 msgid "Straight-Line Depreciation"
 msgstr "Amortyzacja liniowa"
 
 #. Straight-Line Depreciation Dialog: Label before cost input
 #. Sum-of-the-Years’-Digits Depreciation Dialog: Label before cost input
-#: src/buttons-financial.ui:1325 src/buttons-financial.ui:1557
+#: src/ui/buttons-financial.ui:1325 src/ui/buttons-financial.ui:1557
 msgid "_Cost:"
 msgstr "_Koszt:"
 
 #. Straight-Line Depreciation Dialog: Label before salvage input
 #. Sum-of-the-Years’-Digits Depreciation Dialog: Label before salvage input
-#: src/buttons-financial.ui:1341 src/buttons-financial.ui:1541
+#: src/ui/buttons-financial.ui:1341 src/ui/buttons-financial.ui:1541
 msgid "_Salvage:"
 msgstr "_Wartość końcowa:"
 
 #. Straight-Line Depreciation Dialog: Description of calculation
-#: src/buttons-financial.ui:1419
+#: src/ui/buttons-financial.ui:1419
 msgid ""
 "Calculates the straight-line depreciation of an asset for one period. The "
 "straight-line method of depreciation divides the depreciable cost evenly "
@@ -2451,12 +2543,12 @@ msgstr ""
 "jest środek trwały. "
 
 #. Title of Sum-of-the-Years’-Digits Depreciation dialog
-#: src/buttons-financial.ui:1445
+#: src/ui/buttons-financial.ui:1445
 msgid "Sum-of-the-Years’-Digits Depreciation"
 msgstr "Amortyzacja metodą sumy cyfr lat amortyzacji"
 
 #. Sum-of-the-Years’-Digits Depreciation Dialog: Description of calculation
-#: src/buttons-financial.ui:1634
+#: src/ui/buttons-financial.ui:1634
 msgid ""
 "Calculates the depreciation allowance on an asset for a specified period of "
 "time, using the Sum-of-the-Years’-Digits method. This method of depreciation "
@@ -2471,17 +2563,17 @@ msgstr ""
 "amortyzacja. "
 
 #. Title of Payment Period dialog
-#: src/buttons-financial.ui:1660
+#: src/ui/buttons-financial.ui:1660
 msgid "Payment Period"
 msgstr "Okres płatności"
 
 #. Payment Period Dialog: Label before future value input
-#: src/buttons-financial.ui:1785
+#: src/ui/buttons-financial.ui:1785
 msgid "Future _Value:"
 msgstr "_Wartość przyszła:"
 
 #. Payment Period Dialog: Description of calculation
-#: src/buttons-financial.ui:1818
+#: src/ui/buttons-financial.ui:1818
 msgid ""
 "Calculates the number of payment periods that are necessary during the term "
 "of an ordinary annuity, to accumulate a future value, at a periodic interest "
@@ -2492,150 +2584,150 @@ msgstr ""
 "stopie procentowej."
 
 #. Calculates the number of compounding periods necessary to increase an investment of present value pv to a 
future value of fv, at a fixed interest rate of int per compounding period. See also: 
http://en.wikipedia.org/wiki/Compound_interest
-#: src/buttons-financial.ui:2278
+#: src/ui/buttons-financial.ui:2278
 msgid "Ctrm"
 msgstr "Ctrm"
 
 #. Calculates the depreciation allowance on an asset for a specified period of time, using the 
double-declining balance method. See also: http://en.wikipedia.org/wiki/Depreciation
-#: src/buttons-financial.ui:2294
+#: src/ui/buttons-financial.ui:2294
 msgid "Ddb"
 msgstr "Ddb"
 
-#: src/buttons-financial.ui:2300
+#: src/ui/buttons-financial.ui:2300
 msgid "Double Declining Depreciation"
 msgstr "Amortyzacja metodą podwójnie malejącego salda"
 
 #. Calculates the future value of an investment based on a series of equal payments, each of amount pmt, at 
a periodic interest rate of int, over the number of payment periods in the term. See also: 
http://en.wikipedia.org/wiki/Future_value
-#: src/buttons-financial.ui:2310
+#: src/ui/buttons-financial.ui:2310
 msgid "Fv"
 msgstr "Fv"
 
 #. Calculates the number of payment periods that are necessary during the term of an ordinary annuity, to 
accumulate a future value of fv, at a periodic interest rate of int. Each payment is equal to amount pmt. See 
also: http://en.wikipedia.org/wiki/Annuity_(finance_theory)
-#: src/buttons-financial.ui:2326
+#: src/ui/buttons-financial.ui:2326
 msgid "Term"
 msgstr "Termin"
 
-#: src/buttons-financial.ui:2332
+#: src/ui/buttons-financial.ui:2332
 msgid "Financial Term"
 msgstr "Termin finansowy"
 
 #. Calculates the depreciation allowance on an asset for a specified period of time, using the 
Sum-Of-The-Years’-Digits method. This method of depreciation accelerates the rate of depreciation, so that 
more depreciation expense occurs in earlier periods than in later ones. The depreciable cost is cost - 
salvage. The useful life is the number of periods, typically years, over which an asset is depreciated. See 
also: http://en.wikipedia.org/wiki/Depreciation
-#: src/buttons-financial.ui:2343
+#: src/ui/buttons-financial.ui:2343
 msgid "Syd"
 msgstr "Syd"
 
-#: src/buttons-financial.ui:2349
+#: src/ui/buttons-financial.ui:2349
 msgid "Sum of the Years Digits Depreciation"
 msgstr "Amortyzacja metodą sumy cyfr lat amortyzacji"
 
 #. Calculates the straight-line depreciation of an asset for one period. The depreciable cost is cost - 
salvage. The straight-line method of depreciation divides the depreciable cost evenly over the useful life of 
an asset. The useful life is the number of periods, typically years, over which an asset is depreciated. See 
also: http://en.wikipedia.org/wiki/Depreciation
-#: src/buttons-financial.ui:2360
+#: src/ui/buttons-financial.ui:2360
 msgid "Sln"
 msgstr "Sln"
 
-#: src/buttons-financial.ui:2366
+#: src/ui/buttons-financial.ui:2366
 msgid "Straight Line Depreciation"
 msgstr "Amortyzacja liniowa"
 
 #. Calculates the periodic interest necessary to increase an investment of present value pv to a future 
value of fv, over the number of compounding periods in term. See also: http://en.wikipedia.org/wiki/Interest
-#: src/buttons-financial.ui:2377
+#: src/ui/buttons-financial.ui:2377
 msgid "Rate"
 msgstr "Stopa"
 
 #. Calculates the present value of an investment based on a series of equal payments, each of amount pmt, 
discounted at a periodic interest rate of int, over the number of payment periods in the term. See also: 
http://en.wikipedia.org/wiki/Present_value
-#: src/buttons-financial.ui:2394
+#: src/ui/buttons-financial.ui:2394
 msgid "Pv"
 msgstr "Ow"
 
 #. Calculates the amount of the periodic payment of a loan, where payments are made at the end of each 
payment period. See also: http://en.wikipedia.org/wiki/Amortization_schedule
-#: src/buttons-financial.ui:2411
+#: src/ui/buttons-financial.ui:2411
 msgid "Pmt"
 msgstr "Pmt"
 
 #. Calculates the resale price of a product, based on the product cost and the wanted gross profit margin. 
See also: http://en.wikipedia.org/wiki/Gross_profit_margin
-#: src/buttons-financial.ui:2428
+#: src/ui/buttons-financial.ui:2428
 msgid "Gpm"
 msgstr "Gpm"
 
-#: src/buttons-programming.ui:17
+#: src/ui/buttons-programming.ui:17
 msgid "Binary"
 msgstr "Dwójkowy"
 
-#: src/buttons-programming.ui:18
+#: src/ui/buttons-programming.ui:18
 msgid "Octal"
 msgstr "Ósemkowy"
 
-#: src/buttons-programming.ui:19
+#: src/ui/buttons-programming.ui:19
 msgid "Decimal"
 msgstr "Dziesiętny"
 
-#: src/buttons-programming.ui:20
+#: src/ui/buttons-programming.ui:20
 msgid "Hexadecimal"
 msgstr "Szesnastkowy"
 
-#: src/buttons-programming.ui:1300
+#: src/ui/buttons-programming.ui:1364
 msgid "Binary Logarithm"
 msgstr "Logarytm dwójkowy"
 
-#: src/buttons-programming.ui:1345
+#: src/ui/buttons-programming.ui:1432
 msgid "Integer Component"
 msgstr "Część całkowita"
 
-#: src/buttons-programming.ui:1362
+#: src/ui/buttons-programming.ui:1449
 msgid "Fractional Component"
 msgstr "Część ułamkowa"
 
-#: src/buttons-programming.ui:1898
+#: src/ui/buttons-programming.ui:1985
 msgid "Boolean Exclusive OR"
 msgstr "Zmienna wykluczająca LUB"
 
-#: src/buttons-programming.ui:1915
+#: src/ui/buttons-programming.ui:2002
 msgid "Boolean OR"
 msgstr "Zmienna LUB"
 
-#: src/buttons-programming.ui:1932
+#: src/ui/buttons-programming.ui:2019
 msgid "Boolean AND"
 msgstr "Zmienna ORAZ"
 
 #. Accessible name for the shift left button
-#: src/buttons-programming.ui:1996 src/buttons-programming.ui:1999
+#: src/ui/buttons-programming.ui:2083 src/ui/buttons-programming.ui:2086
 msgid "Shift Left"
 msgstr "Przesuwa w lewo"
 
 #. Accessible name for the shift right button
-#: src/buttons-programming.ui:2039 src/buttons-programming.ui:2042
+#: src/ui/buttons-programming.ui:2126 src/ui/buttons-programming.ui:2129
 msgid "Shift Right"
 msgstr "Przesuwa w prawo"
 
 #. Title of insert character code dialog
-#: src/buttons-programming.ui:2083 src/buttons-programming.ui:2256
+#: src/ui/buttons-programming.ui:2170 src/ui/buttons-programming.ui:2343
 msgid "Insert Character Code"
 msgstr "Wstawia kod znaku"
 
 #. Accessible name for the insert character button
-#: src/buttons-programming.ui:2087
+#: src/ui/buttons-programming.ui:2174
 msgid "Insert Character"
 msgstr "Wstaw znak"
 
-#: src/buttons-programming.ui:2103
+#: src/ui/buttons-programming.ui:2190
 msgid "Boolean NOT"
 msgstr "Zmienna NIE"
 
-#: src/buttons-programming.ui:2202
+#: src/ui/buttons-programming.ui:2289
 msgid "Ones’ Complement"
 msgstr "Uzupełnia do jedności"
 
-#: src/buttons-programming.ui:2219
+#: src/ui/buttons-programming.ui:2306
 msgid "Two’s Complement"
 msgstr "Uzupełnia do dwóch"
 
 #. Insert ASCII dialog: Label before character entry
-#: src/buttons-programming.ui:2269
+#: src/ui/buttons-programming.ui:2356
 msgid "Ch_aracter:"
 msgstr "Zna_k:"
 
 #. Insert ASCII dialog: Button to insert selected character
-#: src/buttons-programming.ui:2318
+#: src/ui/buttons-programming.ui:2405
 msgid "_Insert"
 msgstr "_Wstaw"
 
@@ -2674,20 +2766,20 @@ msgstr ""
 "Paweł Żołnowski <pawel zolnowski name>, 2014-2015\n"
 "Aviary.pl <community-poland mozilla org>, 2007-2020"
 
-#: src/gnome-calculator.vala:336 src/math-window.ui:68
+#: src/gnome-calculator.vala:336 src/ui/math-window.ui:101
 msgid "About Calculator"
 msgstr "O programie"
 
 #. Short description in the about dialog
-#: src/gnome-calculator.vala:344
+#: src/gnome-calculator.vala:345
 msgid "Calculator with financial and scientific modes."
 msgstr "Kalkulator z trybem finansowym i naukowym."
 
-#: src/gnome-calculator.vala:359
+#: src/gnome-calculator.vala:360
 msgid "Are you sure you want to close all open windows?"
 msgstr "Na pewno zamknąć wszystkie okna?"
 
-#: src/gnome-calculator.vala:360
+#: src/gnome-calculator.vala:361
 msgid "Close _All"
 msgstr "Za_mknij wszystkie"
 
@@ -2699,348 +2791,336 @@ msgstr[0] "%d miejsce"
 msgstr[1] "%d miejsca"
 msgstr[2] "%d miejsc"
 
-#: src/math-converter.ui:16
+#: src/ui/math-converter.ui:16
 msgid "Switch conversion units"
 msgstr "Przełącza jednostki przeliczania"
 
-#: src/math-converter.ui:29
+#: src/ui/math-converter.ui:29
 msgid " to "
 msgstr " na "
 
-#: src/math-converter.ui:112
+#: src/ui/math-converter.ui:112
 msgctxt "convertion equals label"
 msgid "="
 msgstr "="
 
-#: src/math-display.vala:544
+#: src/math-display.vala:549
 msgid "Defined Functions"
 msgstr "Określone funkcje"
 
-#: src/math-display.vala:601
+#: src/math-display.vala:606
 msgid "Defined Variables"
 msgstr "Określone zmienne"
 
-#: src/math-function-popover.ui:34
+#: src/ui/math-function-popover.ui:34
 msgid "New function"
 msgstr "Nowa funkcja"
 
-#: src/math-function-popover.ui:47
+#: src/ui/math-function-popover.ui:47
 msgid "Select no. of arguments"
 msgstr "Wybiera liczbę argumentów"
 
-#. Title of preferences dialog
-#: src/math-preferences.vala:33 src/math-window.ui:56
+#: src/ui/math-preferences.ui:21 src/ui/math-window.ui:89
 msgid "Preferences"
 msgstr "Preferencje"
 
-#. Preferences dialog: Label for number format combo box
-#: src/math-preferences.vala:46
-msgid "Number _Format:"
-msgstr "_Format liczbowy:"
-
-#. Number display mode combo: Automatic, e.g. 1234 (or scientific for large number 1.234×10^99)
-#: src/math-preferences.vala:63
-msgid "Automatic"
-msgstr "Automatyczny"
-
-#. Number display mode combo: Fixed, e.g. 1234
-#: src/math-preferences.vala:67
-msgid "Fixed"
-msgstr "Stały"
-
-#. Number display mode combo: Scientific, e.g. 1.234×10^3
-#: src/math-preferences.vala:71
-msgid "Scientific"
-msgstr "Naukowy"
-
-#. Number display mode combo: Engineering, e.g. 1.234k
-#: src/math-preferences.vala:75
-msgid "Engineering"
-msgstr "Inżynierski"
-
-#. Preferences dialog: label for show trailing zeroes check button
-#: src/math-preferences.vala:92
+#: src/ui/math-preferences.ui:63
 msgid "Number of _decimals"
 msgstr "_Liczba miejsc po przecinku"
 
-#. Preferences dialog: label for show trailing zeroes switch
-#: src/math-preferences.vala:104
+#: src/ui/math-preferences.ui:77
 msgid "Trailing _zeroes"
 msgstr "Dopełniające _zera"
 
-#. Preferences dialog: label for show show thousands separator switch
-#: src/math-preferences.vala:117
+#: src/ui/math-preferences.ui:90
 msgid "_Thousands separators"
 msgstr "_Separatory tysięcy"
 
-#. Preferences dialog: Label for angle unit combo box
-#: src/math-preferences.vala:131
-msgid "_Angle units:"
-msgstr "_Jednostki kątowe:"
+#: src/ui/math-preferences.ui:104
+msgid "_Angle units"
+msgstr "_Jednostki kątowe"
 
-#. Preferences dialog: Label for word size combo box
-#: src/math-preferences.vala:161
-msgid "Word _size:"
-msgstr "_Rozmiar słowa:"
+#: src/ui/math-preferences.ui:118
+msgid "Word _size"
+msgstr "_Rozmiar słowa"
+
+#: src/ui/math-preferences.ui:132
+msgid "E_xchange rate refresh interval"
+msgstr "Jak _często odświeżać kurs wymiany walut"
 
 #. Word size combo: 8 bits
-#: src/math-preferences.vala:175
+#: src/ui/math-preferences.ui:196
 msgid "8 bits"
 msgstr "8 bitów"
 
 #. Word size combo: 16 bits
-#: src/math-preferences.vala:177
+#: src/ui/math-preferences.ui:197
 msgid "16 bits"
 msgstr "16 bitów"
 
 #. Word size combo: 32 bits
-#: src/math-preferences.vala:179
+#: src/ui/math-preferences.ui:198
 msgid "32 bits"
 msgstr "32 bity"
 
 #. Word size combo: 64 bits
-#: src/math-preferences.vala:181
+#: src/ui/math-preferences.ui:199
 msgid "64 bits"
 msgstr "64 bity"
 
-#. Preferences dialog: Label for exchange rate refresh interval combo box
-#: src/math-preferences.vala:187
-msgid "E_xchange rate refresh interval"
-msgstr "Jak _często odświeżać kurs wymiany walut"
-
 #. Refresh interval combo: never
-#: src/math-preferences.vala:201
+#: src/ui/math-preferences.ui:212
 msgid "never"
 msgstr "nigdy"
 
 #. Refresh interval combo: daily
-#: src/math-preferences.vala:203
+#: src/ui/math-preferences.ui:213
 msgid "daily"
 msgstr "codziennie"
 
 #. Refresh interval combo: weekly
-#: src/math-preferences.vala:205
+#: src/ui/math-preferences.ui:214
 msgid "weekly"
 msgstr "co tydzień"
 
-#: src/math-shortcuts.ui:15
+#: src/ui/math-shortcuts.ui:15
 msgctxt "shortcut window"
 msgid "General"
 msgstr "Ogólne"
 
-#: src/math-shortcuts.ui:20
+#: src/ui/math-shortcuts.ui:20
 msgctxt "shortcut window"
 msgid "Open a new window"
 msgstr "Otwarcie nowego okna"
 
-#: src/math-shortcuts.ui:27
+#: src/ui/math-shortcuts.ui:27
 msgctxt "shortcut window"
 msgid "Close current window"
 msgstr "Zamknięcie bieżącego okna"
 
-#: src/math-shortcuts.ui:34
+#: src/ui/math-shortcuts.ui:34
 msgctxt "shortcut window"
 msgid "Quit the application"
 msgstr "Zakończenie działania programu"
 
-#: src/math-shortcuts.ui:41
+#: src/ui/math-shortcuts.ui:41
 msgctxt "shortcut window"
 msgid "Show help"
 msgstr "Wyświetlenie pomocy"
 
-#: src/math-shortcuts.ui:48
+#: src/ui/math-shortcuts.ui:48
 msgctxt "shortcut window"
 msgid "Open menu"
 msgstr "Otwarcie menu"
 
-#: src/math-shortcuts.ui:55
+#: src/ui/math-shortcuts.ui:55
 msgctxt "shortcut window"
 msgid "Keyboard shortcuts"
 msgstr "Skróty klawiszowe"
 
-#: src/math-shortcuts.ui:62
+#: src/ui/math-shortcuts.ui:62
 msgctxt "shortcut window"
 msgid "Clear history"
 msgstr "Wyczyszczenie historii"
 
-#: src/math-shortcuts.ui:70
+#: src/ui/math-shortcuts.ui:70
 msgctxt "shortcut window"
 msgid "Switching modes"
 msgstr "Przełączanie trybów"
 
-#: src/math-shortcuts.ui:75
+#: src/ui/math-shortcuts.ui:75
 msgctxt "shortcut window"
 msgid "Switch to Basic mode"
 msgstr "Przełączenie na tryb podstawowy"
 
-#: src/math-shortcuts.ui:82
+#: src/ui/math-shortcuts.ui:82
 msgctxt "shortcut window"
 msgid "Switch to Advanced mode"
 msgstr "Przełączenie na tryb zaawansowany"
 
-#: src/math-shortcuts.ui:89
+#: src/ui/math-shortcuts.ui:89
 msgctxt "shortcut window"
 msgid "Switch to Financial mode"
 msgstr "Przełączenie na tryb finansowy"
 
-#: src/math-shortcuts.ui:96
+#: src/ui/math-shortcuts.ui:96
 msgctxt "shortcut window"
 msgid "Switch to Programming mode"
 msgstr "Przełączenie na tryb programistyczny"
 
-#: src/math-shortcuts.ui:103
+#: src/ui/math-shortcuts.ui:103
 msgctxt "shortcut window"
 msgid "Switch to Keyboard mode"
 msgstr "Przełączenie na tryb klawiatury"
 
-#: src/math-shortcuts.ui:111
+#: src/ui/math-shortcuts.ui:111
 msgctxt "shortcut window"
 msgid "Keyboard entry"
 msgstr "Pole klawiatury"
 
-#: src/math-shortcuts.ui:116
+#: src/ui/math-shortcuts.ui:116
 msgctxt "shortcut window"
 msgid "Multiply (×)"
 msgstr "Mnożenie (×)"
 
-#: src/math-shortcuts.ui:123
+#: src/ui/math-shortcuts.ui:123
 msgctxt "shortcut window"
 msgid "Divide (÷)"
 msgstr "Dzielenie (÷)"
 
-#: src/math-shortcuts.ui:130
+#: src/ui/math-shortcuts.ui:130
 msgctxt "shortcut window"
 msgid "Square root (√)"
 msgstr "Pierwiastek kwadratowy (√)"
 
-#: src/math-shortcuts.ui:137
+#: src/ui/math-shortcuts.ui:137
 msgctxt "shortcut window"
 msgid "Inverse"
 msgstr "Odwrócenie"
 
-#: src/math-shortcuts.ui:144
+#: src/ui/math-shortcuts.ui:144
 msgctxt "shortcut window"
 msgid "Pi (π)"
 msgstr "Pi (π)"
 
-#: src/math-shortcuts.ui:151
+#: src/ui/math-shortcuts.ui:151
 msgctxt "shortcut window"
 msgid "Enter numbers in scientific format"
 msgstr "Wpisywanie liczb w formacie naukowym"
 
-#: src/math-shortcuts.ui:159
+#: src/ui/math-shortcuts.ui:159
 msgctxt "shortcut window"
 msgid "Programming mode"
 msgstr "Tryb programistyczny"
 
-#: src/math-shortcuts.ui:164
+#: src/ui/math-shortcuts.ui:164
 msgctxt "shortcut window"
 msgid "Switch to binary"
 msgstr "Przełączenie na system dwójkowy"
 
-#: src/math-shortcuts.ui:171
+#: src/ui/math-shortcuts.ui:171
 msgctxt "shortcut window"
 msgid "Switch to octal"
 msgstr "Przełączenie na system ósemkowy"
 
-#: src/math-shortcuts.ui:178
+#: src/ui/math-shortcuts.ui:178
 msgctxt "shortcut window"
 msgid "Switch to decimal"
 msgstr "Przełączenie na system dziesiętny"
 
-#: src/math-shortcuts.ui:185
+#: src/ui/math-shortcuts.ui:185
 msgctxt "shortcut window"
 msgid "Switch to hexadecimal"
 msgstr "Przełączenie na system szesnastkowy"
 
-#: src/math-shortcuts.ui:193
+#: src/ui/math-shortcuts.ui:193
 msgctxt "shortcut window"
 msgid "Others"
 msgstr "Inne"
 
-#: src/math-shortcuts.ui:198
+#: src/ui/math-shortcuts.ui:198
 msgctxt "shortcut window"
 msgid "Copy"
 msgstr "Skopiowanie"
 
-#: src/math-shortcuts.ui:205
+#: src/ui/math-shortcuts.ui:205
 msgctxt "shortcut window"
 msgid "Paste"
 msgstr "Wklejenie"
 
-#: src/math-shortcuts.ui:212
+#: src/ui/math-shortcuts.ui:212
 msgctxt "shortcut window"
 msgid "Undo"
 msgstr "Cofnięcie"
 
-#: src/math-shortcuts.ui:219
+#: src/ui/math-shortcuts.ui:219
 msgctxt "shortcut window"
 msgid "Redo"
 msgstr "Ponowienie"
 
-#: src/math-shortcuts.ui:226
+#: src/ui/math-shortcuts.ui:226
 msgctxt "shortcut window"
 msgid "Previous result"
 msgstr "Poprzedni wynik"
 
-#: src/math-shortcuts.ui:233
+#: src/ui/math-shortcuts.ui:233
 msgctxt "shortcut window"
 msgid "Next result"
 msgstr "Następny wynik"
 
-#: src/math-shortcuts.ui:240
+#: src/ui/math-shortcuts.ui:240
 msgctxt "shortcut window"
 msgid "Switch to Keyboard mode (alt.)"
 msgstr "Przełączenie na tryb klawiatury (alternatywny)"
 
-#: src/math-variable-popover.ui:38
+#: src/ui/math-variable-popover.ui:38
 msgid "Variable name"
 msgstr "Nazwa zmiennej"
 
-#: src/math-variable-popover.ui:52
+#: src/ui/math-variable-popover.ui:52
 msgid "Store value into existing or new variable"
 msgstr "Przechowuje wartość w istniejącej lub nowej zmiennej"
 
-#: src/math-window.ui:20 src/math-window.vala:88
+#: src/ui/math-window.ui:20 src/math-window.vala:90
 msgid "Basic Mode"
 msgstr "Podstawowy"
 
-#: src/math-window.ui:25 src/math-window.vala:93
+#: src/ui/math-window.ui:25 src/math-window.vala:95
 msgid "Advanced Mode"
 msgstr "Zaawansowany"
 
-#: src/math-window.ui:30 src/math-window.vala:98
+#: src/ui/math-window.ui:30 src/math-window.vala:100
 msgid "Financial Mode"
 msgstr "Finansowy"
 
-#: src/math-window.ui:35 src/math-window.vala:103
+#: src/ui/math-window.ui:35 src/math-window.vala:105
 msgid "Programming Mode"
 msgstr "Programistyczny"
 
-#: src/math-window.ui:40 src/math-window.vala:108
+#: src/ui/math-window.ui:40 src/math-window.vala:110
 msgid "Keyboard Mode"
 msgstr "Klawiatura"
 
-#: src/math-window.ui:49
+#: src/ui/math-window.ui:49
 msgid "_New Window"
 msgstr "_Nowe okno"
 
-#: src/math-window.ui:60
+#. Translators: entry of the Setup submenu of the hamburger menu (with a mnemonic that appears when pressing 
Alt); set number format to "automatic"; other possible options are "_Fixed", "_Scientific" and "_Engineering"
+#: src/ui/math-window.ui:61
+msgid "_Automatic"
+msgstr "_Automatyczny"
+
+#. Translators: entry of the Setup submenu of the hamburger menu (with a mnemonic that appears when pressing 
Alt); set number format to "fixed"; other possible options are "_Automatic", "_Scientific" and "_Engineering"
+#: src/ui/math-window.ui:67
+msgid "_Fixed"
+msgstr "_Stały"
+
+#. Translators: entry of the Setup submenu of the hamburger menu (with a mnemonic that appears when pressing 
Alt); set number format to "scientific"; other possible options are "_Fixed", "_Automatic" and "_Engineering"
+#: src/ui/math-window.ui:73
+msgid "_Scientific"
+msgstr "_Naukowy"
+
+#. Translators: entry of the Setup submenu of the hamburger menu (with a mnemonic that appears when pressing 
Alt); set number format to "engineering"; other possible options are "_Fixed", "_Scientific" and "_Automatic"
+#: src/ui/math-window.ui:79
+msgid "_Engineering"
+msgstr "_Inżynierski"
+
+#: src/ui/math-window.ui:93
 msgid "Keyboard Shortcuts"
 msgstr "Skróty klawiszowe"
 
-#: src/math-window.ui:64
+#: src/ui/math-window.ui:97
 msgid "_Help"
 msgstr "Pomo_c"
 
-#: src/math-window.ui:115
+#: src/ui/math-window.ui:148
 msgid "Mode selection"
 msgstr "Wybór trybu"
 
-#: src/math-window.ui:162
+#: src/ui/math-window.ui:195
 msgid "Primary menu"
 msgstr "Menu główne"
 
-#: src/math-window.vala:134
+#: src/math-window.vala:136
 msgid "_Quit"
 msgstr "Za_kończ"