Updated .gitignore to include (or exclude, depending on how you look at it) the generated files and folders from running the ant script
Merge branch 'master' of https://github.com/l3370x/byu-340-hit.git
Fixed some things with the Observable-ness of things.  Also implemented more of the InventoryController (add implementation and corrected some what I already implemented).
Merged changes from github.