Fixing file permissions to upload directory
[Issue #72] Added Submission Document
Adding jquery stupport to UI
[Issue #72] Cleaning up submissions

- Refactored submission form
- Added 'group' support to enable metadata input
- Submissions now use the submissions collections rather than the hashes
  collection
- Added better validation of form input
- Added sample SUBMISSION_GROUPS config
Adding static jquery.js file
Merge branch 'submissions' of github.com:victims/victims-web into submissions