Adding initial support for multiget (FLY-47) in abstract and core adapters.
Adding support for multiget to inmemory adapter (FLY-47).
Adding support for multiget to Redis adapter (FLY-47).
Bugs ironed out for multiget and test support added.
Much improved Redis and InMemoryAdapter testing. Currently 19 failures and 19 errors for Redis, but working on that.
Issues related to FLY-47 fixed, save for ASC and DSC property sorts. That's coming next.
Bugfixing and cleanup for adapter testing and multiget features.
Merge pull request #40 from momentum/feature/FLY-47

Redis: Multiget