Revision control

++ Qt 5.4 introduces many new features and improvements as well as bugfixes
++ over the 5.3.x series. For more details, refer to the online documentation
++ included in this distribution. The documentation is also available online:
++
++
++ The Qt version 5.4 series is binary compatible with the 5.3.x series.
++ Applications compiled for 5.3 will continue to run with 5.4.
++
++ 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.
++
++ ****************************************************************************
++ * Library *
++ ****************************************************************************
++
++ QtSensors
++ ---------
++
++ - QDistanceSensor class added.
++ * Currently only implemented on BlackBerry.
++
++ - Some minor documentation fixes added.
++
++ - [QTBUG-31076] Maze example improved.
++
++ - [QTBUG-31076] Cube example removed.
++
++ ****************************************************************************
++ * Platform Specific Changes *
++ ****************************************************************************
++
++ Android
++ -------
++
++ - Compass sensor implementation added.
++
++ WinRT
++ -----
++
++ - Ambient light and orientation sensor implementation added.
++ - [QTBUG-40664] Data rates for all sensors set to 1Hz.
++ - Fixed crash due to divide by zero.