Initial framework for contactsforgroup collection
Added basic contactsforgroup collection to server
Return HTTP error for query on stream
Added getting a page of contacts for contactsforgroup
Added tests for getting a page of contacts for contactsforgroup
Added streaming for contactsforgroup
Added tests for streaming for contactsforgroup
Added fake contactsforgroup
pep8 cleanup
Code cleanup
Move contacts for group handler into a handlers module
Move tests for handlers to be with handlers
Added stream test for contacts for group collection
Added page test for contacts for group collection
Changed RiakContactsForGroupCollection to RiakContactsForGroupModel
Merge branch 'feature/issue-16-get-contacts-for-static-group' into develop