better type checking on FakeRedis.zadd and fixing race condition in WindowManager
Merge branch 'develop' into feature/issue-474-window-manager-race-condition
Documenting the race condition and adding missing test cleanup
Use non-broken JSON parser even when riak chooses a broken one.
Merge branch 'feature/issue-474-window-manager-race-condition' into develop
Merge branch 'develop' of github.com:praekelt/vumi into develop
Merge branch 'develop' into feature/issue-457-endpoints-and-connectors