User can now create an item name when category is dropped onto fridge dropzone
trying to make drag and drop pop up a model
categories can add items on new item page when dropped
Added background image to home page
tried to add angular API
Merge branch 'jeremi' of https://github.com/dancingshell/Wefridgerator into Kaitlin
merigin kitchen
added angular anagram of palindrome. users can now add groups and contrainer
working join form to have users join existing group with passcode
minor changes to group controller
deleted unnecessary columns regarding shopping list model and added new pointers for items model. Updated new item form and show
added helper method for current_group
fixed create method on user_group controller so that current_group helper method works
added placeholder value for passcode entry to new group on usergroup new page