Added test case for hoisting @page to the top of @media.
Added more complex pseudoelement lefter test.
JMA - added new pseudoclass test case
Add test for color translation functions to avoid regressions in rgb_to_hsl and hsla_impl.
Improved diff to include spaces and make line-by-line comparison easier.
Added note about Ruby 2.1.0 ordering to Readme.

fixes #45

Conflicts:
	README.md
Merge pull request #70 from DealerDotCom/changes-rollup

Added tests, diff improvement, Ruby 2.1.0 note