[DF-898],[DF-899] implement scroll bar
[DF-897] implement zoom slider
[DF-897] small ui corrections
Merge remote-tracking branch 'DAVA/development' into development
Merge branch 'DF-834_TimeLine' of https://github.com/adebt/dava.framework into pe
Remove check glError in release build for Adnroid
Particle Emitter types "Box" and "Sphere" are implemented.
[DF-969] fix wrong appearance of deleted childs of aggregator
Merge remote-tracking branch 'origin/development' into development
fix wrong loading of aggregators( adding nested controls in scene)
[DF-974] is fixed.
[DF-404] add ETC1 texture format support
Merge remote-tracking branch 'origin/Android' into development
Part of [DF-972]: Particle Layer Type "line" is removed.
Merge remote-tracking branch 'origin/development' into development
Merge remote-tracking branch 'DAVA/development' into Android
Merge remote-tracking branch 'dava/development' into DDevelopment
[DF-979] implement type cheking in displaing
Merge branch 'development' of https://github.com/adebt/dava.framework into etc
Merge branch 'etc' into development