colt45_2d_boot.js

  Now just only one file must be specified: colt45_2d_boot.js.

  This script takes the responsability to load all the required
  javascripts (core.js, spritesheet.js and colt45_2d.js) in the
  correct order (required_modules array).

-- Alex
Merge branch 'master' of github.com:Legrandk/Colt45-2d