Add Riak manager support for direct 2i->keys lookup.
Fix index lookup, use it for backlinks.
First draft of a reconnecting client service.
Clean-up the implementation a bit.
Start of some tests for reconnecting client.
Add a TODO about providing a hook for resetDelay.
Start implementing returning a suitable deferred from stopTrying.
Merge branch 'develop' into feature/issue-527-direct-riak-index-lookup
Require riakasaurus new enough to have the index lookup bugfix.
Properly wait for any existing client connection to close.
Use direct index lookup in message store.
Fix initial retrying and typo in calling addErrback.
Remove inheritance from ReconnectingClientFactory and calls to resetDelay().
Hook up client endpoint using ReconnectingClientService.
Fix tests.
Use True and False for continueTrying (this is 2013 after all).
Add tests for everything except retry and stopService.
Test stopService.
Clean-up and fix retry() a little.
Tests for retry().