Gvn Svn Hooks: Unittests

Code that wasn't peer reviewed and doesn't have unittests is not that likely to work the day you wrote it, and even less so later in the future. Unittests are good [tm] :)
Gvn and gvn hooks have many unittests

Code that wasn't peer reviewed and doesn't have unittests is not that likely to work the day you wrote it, and even less so later in the future. Unittests are good [tm] :)