Fixes #55: Makes AOI identifiable via id.
Fixes #55: Better solution, b/c save doesn't run on bulk create.
Fixes #10: Removes create links from job & aoi on dashboard page.
Merge remote-tracking branch 'upstream/master'
Minor model file clean up.
Minor admin.py file clean up.
Merge pull request #1 from jackiekazil/master

Resolves multiple AOI workflow issues