Ignore unwanted files
Only one action item form can be open at a time
Add class to ActionItemUpdateForm description

The ActionItemUpdateForm description field now has a class added to the
widget to enable styling. This was done because the jQuery UI
date-picker widget breaks unless a form prefix is used and adding that
breaks validation.
Add prefix to ActionItemEditForm

The prefix maintains the functionality of the jQuery UI datepicker
widget
Style form to keep appearence consistent
Fix bugs with multiple action item forms
Merge pull request #213 from daniell/action_items_errors

Fix issue with having multiple action item forms open