Revision control
++ Qt 5.9.3 is a bug-fix release. It maintains both forward and backward
++ compatibility (source and binary) with Qt 5.9.0.
++
++ For more details, refer to the online documentation included in this
++ distribution. The documentation is also available online:
++
++
++ The Qt version 5.9 series is binary compatible with the 5.8.x series.
++ Applications compiled for 5.8 will continue to run with 5.9.
++
++ Some of the changes listed in this file include issue tracking numbers
++ corresponding to tasks in the Qt Bug Tracker:
++
++
++ Each of these identifiers can be entered in the bug tracker to obtain more
++ information about a particular change.
++
++ ****************************************************************************
++ * Qt 5.9.3 Changes *
++ ****************************************************************************
++
++ QtLocation
++ ----------
++
++ - [QTBUG-63374] Fixed MapBoxGL crashing when no OpenGLContext can be created
++ - Updated all FDL and BSD license header throughout the module
++ - [QTBUG-62417] Forced MapBoxGL to only build on Windows when Qt is build
++ with Angle
++ - [QTBUG-63926] Added check to MapBoxGL handling corner cases of Polygon
++ placement
++ - [QTBUG-63928] Fixed missing consideration of alpha channel when
++ setting DeclarativeRectangleMapItem opacity.
++
++ QtPositioning
++ -------------
++
++ - Updated all FDL and BSD license header throughout the module
++ - Added missing null check to Android positioning plug-in
++