3.1.2

Also includes email handling fix (prevention of user input, auto-populate with unity email, and a modification of the sort on email queue view (newest instead of oldest).

3.1.1: disable email field

- Practice of accepting user input for email accounts has accumulated a large number of non-ncsu emails that cannot be reliably verified
- Email normalization to unity@ncsu emails, with field set to read-only / pre-populated to deal with undesired data in other applications
- Fixes #51

3.0.15

Merge pull request #48 from dnjwaller/master

Modified composer for new PHP-Ncsate version