DF-4918 AnimationData is a DataNode now, fix non-uniform time key import
Merge branch 'animation_system' of https://github.com/dava/dava.framework into animation_system

Conflicts:
	Sources/Internal/Scene3D/Components/AnimationComponent.cpp
	Sources/Internal/Scene3D/Components/AnimationComponent.h
	Sources/Internal/Scene3D/Systems/AnimationSystem.cpp