Merge pull request #14 from micalexander/master

made klas the default theme on installation.
removed wp admin theme editor
Replaced individual ::selection rules with a @mixin selection($color, $background) for ease of modification.
Merge pull request #23 from chris4d/master

::selection clean-up
Fixed unclosed comment (how'd that get there?!) in _klas-framework.scss
fixed merge conflict