Replace some Bootstrap overrides with config (1st pass)

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Bump jquery-rails to get a jQuery (1.7.x+) Bootstrap supports

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Cleanup empty Controller-specific CoffeeScripts

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Cleanup empty Controller-specific stylesheets

Signed-off-by: Alex Coles <alex@alexbcoles.com>