Change definition Debian 7.2.0 because the ISO is now archive
Add definition for Debian 7.3.0 (amd64 and i386)
Merge pull request #880 from leopoiroux/patch-debian7.2.0

Change definition Debian 7.2.0 because the ISO is now archive
Merge pull request #881 from leopoiroux/add-debian7.3.0

Add definition for Debian 7.3.0 (amd64 and i386)