added level selection apge
added freeplay link
add highlight and press key to continue to tutorials
merge origin/master
fix wonky highlight
Merge pull request #22 from witboston/add_highlighted_key

Add highlighted key
added updated level and main screen
merge origin/master
fix navigation
routes work
use api for level, quiz and demo calls
add navigation
derp
seperate demos from tutorials
get rid of console log
use process hash
add quiz/level/tutorial info to menus
Merge pull request #23 from witboston/add_contoller_to_level_screen

Add contoller to level screen
Merge pull request #24 from witboston/use-process-hash-to-prevent-two-demos-at-same-time

use process hash
stop keyboard from bouncing around