Application module

This is an extension of a column module but it's specifically for application processing time.

Includes a new target view that calculates a percentage of met applications against the target.

https://www.pivotaltracker.com/n/projects/911872/stories/77974996

It could be nicer but we're waiting on the data being flatter from backdrop.
I'm dumb and don't understand why we're reversing our index `-2` here...