Merge branch 'release-0.9.0' into develop

* release-0.9.0:
  Bumping version to 0.9.0
Removing outdated, broken tests and adding a simple unit test for style.
Correct tests to work with Python 3.x.
Trying to get Travis-CI automated testing set up.
Removing link to requirements26.txt.
Correcting .travis.yml file.
Add build status images to README.  Change to ReST rather than Markdown.
Change reference to README.md in setup.py file.
Update README.rst

Fixed link to Travis-CI build status.
Bumping version number.
Merge branch 'release-0.10.0'