Revision control
++ Qt 5.4.2 is a bug-fix release. It maintains both forward and backward
++ compatibility (source and binary) with Qt 5.4.0 and Qt 5.4.1.
++
++ 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
++ -----------
++
++ - Fixed minor documentation issues.
++ - Added AlwaysOn support for sensorfw backend.
++ - Fixed crash in QtSensors if sensorfwd is not running.