Auto-detected mods now colored and cannot be uninstalled or upgraded
Merge pull request #474 from AlexanderDzhoganov/265_autodetected_mods

GUI: Auto-detected mods now colored and cannot be uninstalled or upgraded
Optimized Version.StringComp and Version.NumComp, also tests

Profiling results: http://i.imgur.com/SAUoMLD.png
Merge branch 'master' of https://github.com/AlexanderDzhoganov/CKAN