Initial commit for Qt5 support
Without QtWebkit

Conflicts:
	src/core/composer/qgscomposition.h
comment out qclipbord call thaat crashes android
more qclipbord ifndefs
replaced *((type) *) to memcpy
Compatibility with older compilers
Fix QgsFieldModel on ARM
Qt5 fix: Add QgsMapCanvasItem to mapCanvas automatically
Fix attribute dialog crash on close
Fix warning
Fix crash on exit
[Android] show options dialogs in full screen
[Android] Fix crash when opening raster layer properties