Merge pull request #26 from Power-Pill/bbo

[CT] New package structure
[CT] Menu stuff in process. Created play button in MainMenu, created LevelSelectionScreen.
Merge pull request #27 from Power-Pill/lda

[CT] Menu stuff in process. Created play button in MainMenu, created Lev...
Merge pull request #28 from Power-Pill/bbo

[#] Shota sdelal
[CT] Added support for multiple json scenes loading
Merge pull request #29 from Power-Pill/lda

[CT] Added support for multiple json scenes loading