Added unit test for cvar
Fixed issue where qa update would be triggered on cvar load #DESURA-502
Fixed linux compile issues
Merge pull request #839 from lodle/qaupdater

Fixed issue where qa update would be triggered on cvar load #DESURA-502
Merge branch 'qaupdater' into tracing2

Conflicts:
	src/shared/unittests/CMakeLists.txt