Enabled existing color tests.
Added a color test showing the conversion handling of colors and color variables.
Moved colors test back to todo, as it seems like it may fail at the parse stage.
Coerce color name string to a color in color-names test.
Update color_output test to include more variations, and match the formate preservation in sass 3.4.
Update color names to use 'gray' instead of 'grey'
Added more color output test cases to show libsass divergence.
Move more tests fixed by the libsass color changes
Adding a new function for colours using two-variable version of the saturate() function to show the different desired behaviour
Merge branch 'master' of https://github.com/sass/sass-spec into issue_151
Adding a test for sass/libsass#438 – but it seems to pass, so leaving it in the closed issues folder for now. Will check to see if it has been fixed.
Adding a mixin in too
Adding a test case for sass/libsass#442, but the test passes at the moment when it shouldn't. The test suite needs to take into account whitespace in this case.
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.
Removing issue 438 stuff
Added note about Ruby 2.1.0 ordering to Readme.

fixes #45

Conflicts:
	README.md