Move VUMI_INSTALLED_APPS and VUMI_INSTALLED_ROUTERS into go.config helper functions.
Remove old ways of accession conversation and router definitions from go.account, go.api.go_api and go.vumitools.
Add permissions for gouser table.
Add utility for patching config.
Use new config patching in tests.
Add helpers for accessing entire config.
Fix race condition in metrics worker looping function test (the looping call could fire before the explicit call to the looping function, cause two sets of command messages to be sent). (@jerith).
Fix accessing of conversation config in subscription metrics generation (@jerith).
Merge branch 'develop' into feature/issue-782-temporary-config-solution
Merge branch 'feature/issue-772-gouser-permissions' into develop
Merge branch 'feature/issue-782-temporary-config-solution' into develop
Upgraded celery to the latest version
Merge branch 'develop' into feature/issue-752-credit-balance-and-statements