Update README.rst

i think this should work with `==`
Merge pull request #46 from phoet/patch-1

Update README.rst
FIX: typo in MiniCluster docstring
Merge pull request #47 from ogrisel/typo

FIX: typo in MiniCluster docstring
Fix in client.test() when using globs

Change-Id: I55d131cebb01eff76863b912f44b550c7e33a3eb