flushdb deletes only the keys for a given namespace instead of the entire datastore
Merge pull request #147 from gregorym/master

Override flushdb for namespaced datastore
redis-store 1.1.2
Invoke namespaced commands only when keys are present. Fixes #149
Bump version v1.1.3
Ensure Redis 2.6 compat
Update README.md

Added Code Climate badge to README.
Relaxed the requirement for the Redis gem (>= 2.2). Updated development dependencies.
Bundler 1.2.0 is now out, don't require the RC on the CI server
Clean up README files to be more clear and helpful
Merge pull request #158 from mixonic/documentation

Clean up README files to be more clear and helpful
Merge remote-tracking branch 'upstream/master'