Fix indentation in user model.
Create rake task to populate database with co-ops.
Modify rake task to populate database with coops.
Provide all coops in DB to user edit form.
Coop selection is drop down which submits coopId.
Set coop_id field of user with drop-down menu.
Show coop that user belongs to.
Fix minor raised by Jack in pull #6.
Merge pull request #6 from daf-/user-edit-form

Associate user with coop through drop-down menu