score, modularize html calls, application starter

+ score
+ moved all html related stuff into html.js
+ game manager which has access to the muncher and game board
+ application.js which starts the entire game
added loading screen between levels

+ multiple divs for loading screen. each div either moves left or right
+ use math in sass to calculate height of each div
+ stop movement while loading screen is shown
character moves to random position

+ character is moved at a random position at the start of a new level