[DF-5091] Fix some bottlenecks in DLC. This may fix potential crashes and hangs during DLC
[DF-5091] Little fixes after review
[DF-5091] Return NULL in stead of exception.
[DF-5257] fix framework output
[DF-185] fix android project
Merge branch 're_stable' into development
Merge branch 'development' of https://github.com/dava/dava.framework into development
Merge branch 'development' into wotg_merge_final