Merge pull request #27 from Arathi298/master

removed dependencies on external assets
Merge pull request #4 from ChrisBoesch/master

update
updated controller and new directive for practice DND game
added extension for the file
Merge pull request #28 from LI-HE/master

updated controller and new directive for practice DND game
Merge pull request #8 from ChrisBoesch/master

update 02/06