Bump version to 0.1.3a post-release.
Split backend into modules
Split backend tests into modules
Merge branch 'feature/issue-14-split-backend-modules' into develop
Added basic framework for classes
Added basic get group
Added skeleton methods
Added create and tests for create
Add update call and tests for update
Added delete and tests for delete
Changed Contact to Group
Added check for query set to None
s/groups/group
Added own settable_group_fields method
Merge branch 'feature/issue-15-add-basic-groups-api' into develop
Added groups to server and added server tests
Added tests for no riak config
changed formatting of imports
Changed naming of server.py to split contacts and groups better.
added check for created_at in assert_contact_response and assert_group_response