Allow full themeing of mms via theme chooser

This redirects layouts to @color and replaces the hex that the theme chooser
cannot handle. It allows theme chooser themes the ability to theme the entire
app instead of just parts.

Screens:  http://goo.gl/ykrY2  http://goo.gl/0TV3U

Using Thyrus Holo Black Theme http://goo.gl/Z5waZ