in _compat for py3k only encode if param is not bytes type in b()
Added note that redis-py requires a running Redis server to connect to along with a link to installation instructions.
Merge pull request #334 from dobrite/installation-fix

Added note that redis-py requires a running Redis server (Issue #329)
changelog
allow client.transaction() to return the value of func based on kwarg. fix for #331
Merge pull request #283 from salimane/upstream

in _compat for py3k only encode if param is not bytes type in b()
changelog
Merge remote-tracking branch 'upstream/master'