Added default $font-color which matches Casper
(1of2) Added $font-color, $lg-blockquote-margin-left, $lg-list-margin-left variables  (2of2) Added custom.scss to permit overrides
Updated README
Added $a-color and $a-color-hover variables
Merge pull request #41 from pztrick/feature/colors

Adds placeholder custom.scss file to allow further customization