Bump version to 0.7.2
Fix a TypeError triggered on Ubuntu input media
Update ChangeLog and version files for 0.7.2
Merge pull request #27 from skalkoto/hotfix-0.7.2

Hotfix 0.7.2
Merge branch 'master' into debian
Bump version to 0.7.2-1~wheezy

Signed-off-by: Nikos Skalkotos <skalkoto@grnet.gr>