wip - dynamic deco classes and placeholders
bundle update, including dropping sass-rails and adding latest sass
wrapping up a first pass at borders, border-radii, and shadows DRY-a-thon
default variable values for table headers and footers
nested tables
revert some testing stuff
remove border radius imposters
move base variable lists to variables.css.scss. Extract base variables into their own lists. Include a border-link color. Include two shadow types for border links (doesn't extend height for variable-height element but forces a particular size of border)
Merge pull request #27 from yorthehunter/feature/mixins-for-decorations

Feature/mixins for decorations
document and update style guide for decorations
Merge remote-tracking branch 'origin/master' into feature/moar-buttons

Conflicts:
	app/assets/stylesheets/structure/_layout.css.scss
	public/styleguide/base.html
update gems
some fixes
cleaner, less junk in the style guide.
buggy basic button size
button outline and button outline dark
fix pre wrapping. Change default text glow in buttons to false