[gobject-introspection] gir: Update annotations from GLib git master

[Rico Tzschichholz <ricotz src gnome org>]

commit 10f5201f8b585ca26c398c449387be411d983eb1
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Nov 9 17:42:49 2016 +0100

    gir: Update annotations from GLib git master

 gir/gio-2.0.c  |    2 +-
 gir/glib-2.0.c |   18 ++++++++++++------
 2 files changed, 13 insertions(+), 7 deletions(-)
---
diff --git a/gir/gio-2.0.c b/gir/gio-2.0.c
index 9b692a9..77e7e0f 100644
--- a/gir/gio-2.0.c
+++ b/gir/gio-2.0.c
@@ -4937,7 +4937,7 @@
  *
  * If used, the expected form of an application identifier is very close
  * to that of of a
- * [DBus bus name](http://dbus.freedesktop.org/doc/dbus-specification.html#message-protocol-names-interface).
+ * [D-Bus bus 
name](http://dbus.freedesktop.org/doc/dbus-specification.html#message-protocol-names-interface).
  * Examples include: "com.example.MyApp", "org.example.internal-apps.Calculator".
  * For details on valid application identifiers, see g_application_id_is_valid().
  *
diff --git a/gir/glib-2.0.c b/gir/glib-2.0.c
index a9e46c2..7c8f82f 100644
--- a/gir/glib-2.0.c
+++ b/gir/glib-2.0.c
@@ -3447,8 +3447,9 @@
 /**
  * G_GNUC_PRINTF:
  * @format_idx: the index of the argument corresponding to the
- *     format string (The arguments are numbered from 1)
- * @arg_idx: the index of the first of the format arguments
+ *     format string (the arguments are numbered from 1)
+ * @arg_idx: the index of the first of the format arguments, or 0 if
+ *     there are no format arguments
  *
  * Expands to the GNU C format function attribute if the compiler is gcc.
  * This is used for declaring functions which take a variable number of
@@ -3458,7 +3459,9 @@
  * Place the attribute after the function declaration, just before the
  * semicolon.
  *
- * See the GNU C documentation for more details.
+ * See the
+ * [GNU C 
documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-Wformat-3288)
+ * for more details.
  *
  * |[<!-- language="C" -->
  * gint g_snprintf (gchar  *string,
@@ -3487,15 +3490,18 @@
 /**
  * G_GNUC_SCANF:
  * @format_idx: the index of the argument corresponding to
- *     the format string (The arguments are numbered from 1)
- * @arg_idx: the index of the first of the format arguments
+ *     the format string (the arguments are numbered from 1)
+ * @arg_idx: the index of the first of the format arguments, or 0 if
+ *     there are no format arguments
  *
  * Expands to the GNU C format function attribute if the compiler is gcc.
  * This is used for declaring functions which take a variable number of
  * arguments, with the same syntax as scanf(). It allows the compiler
  * to type-check the arguments passed to the function.
  *
- * See the GNU C documentation for details.
+ * See the
+ * [GNU C 
documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-Wformat-3288)
+ * for details.
  */