version 0.7.2: bugfix and add docs/contributors and tests
Merge branch 'luanfonceca-master'
version 0.7.3 - fix DateFields
Revert "version 0.7.3 - fix DateFields"

This reverts commit ea9568f0c30cb0bffeaeb0bd4dd809a724f535ce.
version 0.7.3 - fix HstoreDateField
Merge branch 'master' of github.com:multmeio/django-hstore-flattenfields