Make Future respond_to :class and :is_a? so that code given a potentially futuristic value from Redis can figure out if it is a Future or not.
Merge pull request #330 from hornairs/identifiable_futures

Make Futures identifiable
Ensure #watch returns OK without a block
Merge pull request #332 from ximus/master

Ensure #watch without a block returns "OK"
Update CHANGELOG
Bump patch
Update CHANGELOG
allow using a custom HashRing
Merge pull request #335 from nilsonsfj/master

Allows using a custom HashRing in Redis::Distributed
Merge remote-tracking branch 'upstream/master'