Added QsLog thirdparty lib
QsLog configured for QReal needs;
Added logging wrapper in qrkernel lib.
first attempt to place common code from plugin managers into one place
fixed one path
Merge branch 'master' of github.com:qreal/qreal into logging
Added some logging operations.
Added user actions logging.
Added multitarget logging with different trace levels.
WARNING: This commit modifies qslog lib source code, new version embedded may not be compillable.
Added active window types and sizes logging
UX info collector disabled by default
Added translitions
Added locale logging;
Window identification in mouse events log entries changed to title
Added platform info logging
second attempt to place common code into one place (for kitPLugins)
User actions logging level modified to trace.
Added arguments logging.
Fixed some editor manager`s logging entries levels.
merge qreal
merge qreal
added some comments, removed commented code
fixed bug with changing text color in 2D trik model.
tried to support "abstract" and "override"
small styleguide changes