Merge pull request #45 from roberthorn/master

edit class works where you can add students and added view quiz results
self-contained test file, returning cid and qid when creating new class/quiz
Merge pull request #44 from mjs0026/master

run this to delete your tests from db.. leaves 1 quiz and 1 class
fixed some layout and content issues
Merge pull request #50 from michellefish/master

fixed some layout and content issues