Updated .gitignore to ignore .DS_Store files.

These can be a bit annoying under OS X.
Revert "Updated .gitignore to ignore .DS_Store files."

This reverts commit bb3a2ecfee46b046463b42f1493e01421d9e561d.
Initial sample data for the submission view.
Fixed incorrect permission for view.
Add a view permission to users.
Modifications per @charmander's review comments.
So much nitpicking!
Merge branch 'controllers'