DF-2991 scroll cancelling fix
DF-3086 multithreading issues fix
Merge branch 'to_master' of https://github.com/dava/dava.framework into to_master
[DF-2997] - Code Review.
[DF-3083], [DF-3084] - Code Review.
[DF-3071] Hotfix for Unit tests. Also added GameController framework.
[DF-3074] - release singletons in destructor.
[DF-2355] - Memory Leaks fixes in UIEditor.
[DF-3080] Fixed crash on convertation to dds/pvr
[DF-3026] - isVisible flag is now set hierarchically for Aggregators, UIList, UIScrollView.
[DF-3026] - SetVisible implementation for UITextFieldiPhone.
DF-3121 YamlParser can parse String now
[DF-3123] Added calculation real matrix after pop matrices.
[DF-3123] Added calculation real matrix after pop matrices.
Merge branch 'to_master' into development
[DF-3113] Fix creating plane lod from plane lod
[DF-3004] - keyboard frame is now taken from keyboardFrameDidChange notification.
[DF-3126] - disabled Paste to Aggregators.
[DF-3027] - crash while performing Undo is fixed.
[DF-2805] Fix crash with dropper tool