Fixing version specifier for botocore in requirements.txt file.
Added TravisCI status images.
Correct the branch in the TravisCI build image.
Adding a few more unit tests.
Additional SQS unit tests.
Fix typo bug in completer.  Fixes #30.
Added more tests. Updated to be compatible with new botocore features.  Updated copyright notices.
Working to eliminate hard-coded provider references.  Incorporating patch for zsh completion.
Adding zsh completer and a couple more tests.
Bumping version number and updating botocore dependency.
Merge branch 'release-0.5.0'