[DF-1079] Fix heightmap editor undo/redo
[DF-1085] Remove activeQueue from CommandsManager. CommandsManager needs the target scene to be passed as a parameter
Merge pull request #182 from adebt/Commands_Refactor

[DF-1079] & [DF1085]
[DF-1004] Fix using func Abs in LevelPerformanceTest on iOS
Merge branch 'development' of https://github.com/dava/dava.framework into development
[DF-185] Fixed project for IOS
Merge branch 'development' of https://github.com/dava/dava.framework into development
[DF-1071] Replaced IsInitialized with IsEmpty
Small fixes after merge
Merge remote-tracking branch 'DAVA/development' into development