Add the ability to sync environment groups from comps.xml
Merge branch 'jconnor-new-yum-distributor' into barnabycourt-US2554-sync-environment-groups
fix init error
Update to use a single list for default and non-default environment groups
Merge branch 'jconnor-new-yum-distributor' into barnabycourt-US2554-sync-environment-groups
Fix support for purging legacy package units and add support for purging environment units
PR Comments: add test against real data from fedora 19 repo.
Merge pull request #410 from pulp/barnabycourt-US2554-sync-environment-groups

sync environment groups