solidify cubes, hide backfacing sides
minor css tweaks
Merge branch 'css_overhaul'
add rails_12factor gem for static asset serving
bundle new gem add
add precompile pngs
asset testing
asset testing
use asset_path for pngs
solve png precompile issue
add preload div for images
fix preload images
update precompiled assets
update timing on button listeners
fix double assign issue
add buttons to each cube
-need: logic for showing/hiding buttons
-need: images for button directions
add button event handlers
add rules, finish buttons
add root to routes
Merge pull request #14 from reidcovington/one_point_oh

One point oh