Merge pull request #54 from lakoon/master

Fixing naming bug
allow / in git branch names
Changing the repo for gr-baz until changes for v3.7 get merged in balint256/gr-baz
gthouret's feature/3.7 compiles under Debian 7.3.0
Changing the gr-ham repository from abandoned benreynwar/gr-ham to newly maintained  argilo/gr-ham
Compiles under 7.3.0