Merge remote-tracking branch 'origin/5.12' into 5.13

 Conflicts:
	doc/src/legal/licensechanges.qdoc

Change-Id: Ie7a5400c224bf3724dd825f853f187c3cfba79fc

dist/changes-5.12.5

+Qt 5.12.5 is a bug-fix release. It maintains both forward and backward
+compatibility (source and binary) with Qt 5.12.0 through 5.12.4.
+
+For more details, refer to the online documentation included in this
+distribution. The documentation is also available online:
+
+https://doc.qt.io/qt-5/index.html
+
+The Qt version 5.12 series is binary compatible with the 5.11.x series.
+Applications compiled for 5.11 will continue to run with 5.12.
+
+Some of the changes listed in this file include issue tracking numbers
+corresponding to tasks in the Qt Bug Tracker:
+
+https://bugreports.qt.io/
+
+Each of these identifiers can be entered in the bug tracker to obtain more
+information about a particular change.
+
+ - This release contains only minor code improvements.

doc/src/legal/licensechanges.qdoc

@@ -84,6 +84,17 @@
         License.
     \endlist
 
+    \section1 Qt 5.12.5
+
+    \section2 Qt GUI Module
+
+    Use of \l{Adobe Glyph List For New Fonts} under the \e{BSD-3-Clause}
+    license is now documented.
+
+    \section2 Qt Image Formats
+
+    \l{WebP (libwebp)} got updated to upstream version 1.0.3.
+
     \section1 Qt 5.12.4
 
     \section2 Qt GUI Module

doc/src/platforms/linux.qdoc

@@ -205,6 +205,13 @@
     \li auto-detected or provided by -qt-xcb
     \li 0.3.9
 
+    \row {id="OptionalColor"}
+    \li xkbcommon
+    \li libxkbcommon
+    \li Keymap handling
+    \li \tt{-xkbcommon} or auto-detected
+    \li 0.5.0
+
     \row {id="OptionalColor"}
     \li Fontconfig
     \li libfontconfig