[DF-2880] UISlider refactoring
[DF-4095] Added searching controls and screen by name
[DF-4095] Fix by review comments
[DF-4244] set shadow color as a global material property in the game scene
[DF-4244] remove ShadowColor key after import to global material
Merge branch 'origin/development'

Conflicts:
	Sources/Internal/Scene3D/Scene.cpp
DF-4500 - Fixed resize of controls when parent's control angle != 0
DF-4500 - updated according to review comments.
Merge remote-tracking branch 'origin/development' into DF-4095_SearchControls

Conflicts:
	Tools/UIEditor/Data/icons.qrc
Merge branch 'DF-4095_SearchControls' into development
Merge branch 'DF-4095_SearchControls' into DF-2880_UISlider_refactoring
Merge remote-tracking branch 'origin/DF-2880_UISlider_refactoring' into development
[DF-4244] change default shadow blend mode to MULTIPLY
[DF-4411] Fixed action editors
[DF-4344] Added Size2i GetImageSize() to ImageWrappers
Merge branch 'development' of https://github.com/dava/dava.framework into development
[DF-4344] Fixed Mac/iOS projects
[DF-4471] - sticking to the edges and centers of the screen/aggregator is re-implemented.
DF-2600 DF-4510 Save Effect Emitters As added
Merge branch 'development' of https://github.com/dava/dava.framework into development