Added a .gitignore file for qe python test scripts.
Renamed test method.
Switched to long-message behavior. Removed message chains from being the custom messages.
Used a lit comprehension to collect all test case classes in the module.
Updated requirements, esp. for narwhal==0.4.
Upgrade narwhal dependency to 0.5.
Added wait-on-start to decrease test flakiness.
Merge branch 'master' of github.com:rackerlabs/repose into rate-limit-test
Merge pull request #506 from richard-sartor/rate-limit-test

Improvements to the rate-limit test script to decrease flakiness