Updated README.rst

Added some badges and pip installation instructions.
Minor path fix
Fix setup.py url
Update badges
Add 'coverage'
Produce code coverage results and publish to coveralls.io
Add additional badges (coveralls, license, wheel support)
Merge pull request #34 from saschpe/master-coverage

Coverage reports and badges
Initial code for parsing from stream.
Add support for py3.
Update py3.
Fix py3 string.
Fix py3.
Update after review.
Merge pull request #35 from chevah/parse-from-stream

Parse content from a stream.
Fix for issue 31. hsl(a) processing on floats.
Merge pull request #38 from robotis/master

Fix for issue 31. hsl(a) processing on floats.
Fix python2 compatability: Using string_types instead of str for isinstance
Allow to fail with Exception instead of stderr reporting
Merge pull request #44 from lordi/python2_string_types

Fix python2 compatability: Using string_types instead of str for isinsta...