It looks like this is an edubuntu-desktop:
2014-08-13 22:39:59,895 DEBUG Upgrading 'brasero' (Distro PostUpgradeUpgrade rule) 2014-08-13 22:39:59,895 DEBUG Upgrading 'edubuntu-desktop' (Distro PostUpgradeUpgrade rule)
It looks like this is an edubuntu-desktop:
2014-08-13 22:39:59,895 DEBUG Upgrading 'brasero' (Distro PostUpgradeUpgrade rule)
2014-08-13 22:39:59,895 DEBUG Upgrading 'edubuntu-desktop' (Distro PostUpgradeUpgrade rule)