Reorganized the levels into level objects easily make new levels

the new levels are in objects called "Level1", "Level2", etc.  The format of the objects are obvious and have obvious properties.

Signed-off-by: Patrick Waivers <pwaivers@gmail.com>
Created clearMap() function

Signed-off-by: Patrick Waivers <pwaivers@gmail.com>
Merge branch 'refs/heads/mainMenu' into staging
Removed maps.js and replaced it with a more general purpose Levels.js

Signed-off-by: Patrick Waivers <pwaivers@gmail.com>