Merge branch 'feature/vs2013_migration' into develop
ignore
Merge branch 'feature/editor' into develop

Conflicts:
	.gitignore
Fixed build, added build instructions
Fix build due to Ogre updates
renamed
Fixed numbering
Refactored initialization system (not stable)
gitignore
Stable again
EventManager from system it is not a singleton anymore.
Fixed pointer cleanup, fixed test cases build
Removed PreInit from session