Restructure sass, bower, palette and other enhancements

Fixes Issues:

https://github.com/cachethq/cachethq.github.io/issues/18
https://github.com/cachethq/cachethq.github.io/issues/21
https://github.com/cachethq/cachethq.github.io/issues/22
https://github.com/cachethq/cachethq.github.io/issues/23
https://github.com/cachethq/cachethq.github.io/issues/24