initial commit of 2.0

Writing a basic Sass funciton. Simple fallback calculation if ruby is
not avalible.
Breaking it down into components, create list to sort through
negitive support in lists
List functions, sorting, testing, and ratios.
Updating core components and math. multibase and multiratio not added
generated lists
accurate multi-base and multi-ratio lists
Prepping sorting
Lists sorting properly, everything is a go for final counters.
making things more solid
Done, MS value can now be found.
Restructure for extension build
New ms-list function
Make pow test less strict
Get cache set up and working
Add in ratios
Production and pushing gem
Merge branch '2.0'

Conflicts:
	readme.md
Revert 3595a5e..6e62c1e

This rolls back to commit 3595a5e213fb4057727358f928af4994d78d7cfc.