fixing a bug in make_admin
Adding Assignment list to assignment managment
Also adding export feature for an assignment submissions in both HTML form and CSV
Adding the link for each submission to the CSV and creating one page submissions
Merge pull request #92 from TheArchitects/kayvan/export_submissions

Kayvan/export submissions
Merge pull request #93 from TheArchitects/kayvan/spillio2014

Kayvan/spillio2014