User can now edit an item from the index page through a modal
When adding item to kitchen/shopping list modal now activates
Items index page is now displayed on categories index page
minor styling changes
Fixed a modal bug on draganddrop where it would open several times
merging with branch that contains modal/ single page app
Merge branch 'master' of https://github.com/dancingshell/Wefridgerator
users can now filter items based on their container type. bug exists that page needs to be refreshed to work with categories angular above