Allow multiple redis instances to back the fairway.
Merge branch 'master' into multiway
bump version.
Handle failover for distributed fairway
bump version.
Shuffle pulls when performing operation on all instances.
Use redis#with_each rather than looping over pools.
bump version
Merge branch 'master' into multiway
bump version.
Merge branch 'multiway'

Conflicts:
	Gemfile.lock
	lib/fairway/version.rb
Bump version