Merge pull request #78 from eparsons/templates

Changing up the menus a bit
Added templates for adding attributes and attribute values
Removed add attr val
Merge pull request #79 from billliu1992/master

Added templates for the Add Attribute and Add Attribute Value template
Added an add item type template

Appropriate views and forms changed.
Added Ability to mark all items as not accounted for
Merge pull request #80 from billliu1992/master

Added a add item type template
Merge branch 'master' of github.com:acm-uiuc/tatt into templates