State preservation and restoration for views and view controllers.
Merge branch 'develop' of github.com:arciem/LibArciem into develop

* 'develop' of github.com:arciem/LibArciem:
  Better ARC support. Better support for modern Objective-C.
  Better support for ARC.
  Working on QP icon drawing.

Conflicts:
	Arciem/iOS/Essentials/CNavigationController.mm