[gimp-web] content: update GIMP 2.10.22 news.

[Jehan <jehanp src gnome org>]

commit a13db4ee0417c31cfd69e561369870bdd2c89b85
Author: Jehan <jehan girinstud io>
Date:   Sun Oct 4 20:46:59 2020 +0200

    content: update GIMP 2.10.22 news.

 .../2020/2020-08_GIMP-2.10.22_Released/index.md    | 38 ++++++++++++----------
 1 file changed, 21 insertions(+), 17 deletions(-)
---
diff --git a/content/news/2020/2020-08_GIMP-2.10.22_Released/index.md 
b/content/news/2020/2020-08_GIMP-2.10.22_Released/index.md
index e7846205..3a7aa926 100644
--- a/content/news/2020/2020-08_GIMP-2.10.22_Released/index.md
+++ b/content/news/2020/2020-08_GIMP-2.10.22_Released/index.md
@@ -33,6 +33,10 @@ same HEIF container format, which is the default and also called HEIC).
 This format was highly awaited as being an [open, royalty-free, video
 coding format](https://en.wikipedia.org/wiki/AV1) developed by the
 Alliance for Open Media.
+AVIF is already supported on the web in Firefox (experimentally, you
+must enable `image.avif.enabled` in `about:config`), Chrome and Opera,
+which makes it a serious contender as a web image format.
+
 It is now supported by GIMP, both for import and export.
 
 Not only this, but HEIF files (both AV1 and HEIC) can now be imported
@@ -54,12 +58,12 @@ Novomesky.
 
 ### PSP
 
-Many bug fixes and improvements also happened regarding PSP import. In
-particular, raster layers from PSP images over version 6 are now
-supported, but also 16-bit integer PSP files as well as grayscale and
+Many bug fixes and improvements also happened regarding PSP (Paint Shop
+Pro files) import. In particular, raster layers from PSP images over
+version 6 are now supported, as well as 16-bit integer, grayscale and
 indexed images.
-Furtheremore PSP blend modes are now better converted to GIMP layer
-modes for correct render.
+Furthermore PSP blend modes are now better converted to GIMP layer
+modes for correct rendering.
 
 The importer is also much more robust and is even able to fix errors of
 some files which may have been wrongly exported by third party software.
@@ -76,9 +80,9 @@ bounds, only layer bounds. Hence cropping the layers is the only way to
 enforce the image bounds.
 
 Obviously this cropping may or may not be what you wanted and perhaps
-you were expecting layers of various sizes. This is why the option is
-available as a new "*Crop layers to image bounds*" checkbox in the
-export dialog.
+you were expecting layers of various sizes. This is why the feature is
+available as a new optional "*Crop layers to image bounds*" checkbox in
+the export dialog.
 
 Moreover a few other bug fixes and improvements happened in the TIFF
 plug-in.
@@ -113,7 +117,7 @@ image will look like.
 
 When some filters have a color property, their dialog usually exposes a
 button allowing to pick a color directly on canvas. Until now, it could
-pick only from the active layer (the one you were modifying).
+only pick from the active layer (the one you were editing).
 
 All filters implemented as GEGL operations now show a "*Sample merged*"
 checkbox in the Tool Options dockable (just below the "*Sample average*"
@@ -160,7 +164,7 @@ already had some pure white or black.
 
 *Note that the 2-color optimum palette case is special-cased not to use
 this modified algorithm as we already provide a dedicated "black and
-white (1-but) palette" option which would do the same thing.*
+white (1-bit) palette" option which would do the same thing.*
 
 # Configuration and defaults
 ## Sample merged default in Color Picker tool
@@ -231,9 +235,9 @@ the settings again if you need to disable it).
 Our official Flatpak now has an extension point for plug-ins. This means
 that anyone can now package third-party plug-ins as "Flatpak extensions"
 and contribute them to the Flathub repository. Thanks to the contributor
-Hubert Figuière, already 7 very popular GIMP plug-ins are now made
-available to Flatpak users: BIMP, FocusBlur, Fourier, G'MIC,
-GimpLensfun, LiquidRescale and Resynthesizer.
+Hubert Figuière, 7 very popular GIMP plug-ins are already available to
+Flatpak users: BIMP, FocusBlur, Fourier, G'MIC, GimpLensfun,
+LiquidRescale and Resynthesizer.
 
 The one-liner CLI call to install them all at once is (if GIMP is
 already installed as Flatpak and Flathub repository configured):
@@ -242,7 +246,7 @@ already installed as Flatpak and Flathub repository configured):
 flatpak install org.gimp.GIMP.Plugin.Resynthesizer org.gimp.GIMP.Plugin.LiquidRescale 
org.gimp.GIMP.Plugin.Lensfun org.gimp.GIMP.Plugin.GMic org.gimp.GIMP.Plugin.Fourier 
org.gimp.GIMP.Plugin.FocusBlur org.gimp.GIMP.Plugin.BIMP
 ```
 
-*Note*: Flathub does not provide yet a way to discover a software
+*Note*: Flathub does not provide yet a way to discover software
 extensions directly on its web catalog. The following CLI call can be
 used to search for GIMP plug-ins: `flatpak search org.gimp.GIMP.Plugin`
 
@@ -282,7 +286,7 @@ fully set up with no first launch process. The idea came from the
 free software) after we helped them set up a cross-compilation CI,
 similar to ours, using [crossroad](https://pypi.org/project/crossroad/).
 A pretty good example of exchange between Free Software where some code
-goes from one project, to another where it is improved, then back to the
+goes from one project to another where it is improved, then back to the
 original one. 🥳
 
 This will be very useful when asking people to test the development
@@ -302,11 +306,11 @@ development code and our automatic build process is still a bit young
 (which means there may even be bugs specific to the build). So do not
 use for production!*
 
-*NOTE 1: there are still a few known issues, such as missing GObject
+*NOTE 1: there are still a few known issues such as missing GObject
 Introspection, i.e. that the Python 3/Javascript/Lua/Vala plug-ins won't
 work with this build (yet).*
 
-*Note 2: these builds are not provided with fancy installer nor any
+*NOTE 2: these builds are not provided with a fancy installer nor any
 desktop integration (i.e. no shortcuts in menus, etc.). Just unzip the
 archive, and double-click `gimp.cmd` or `gimp-2.99.exe` files.*