Merge pull request #43 from mjs0026/master

initial bash testing
working on edit class feature, some refactorings
refactored and coded for edit class and added view quiz results
Merge pull request #45 from roberthorn/master

edit class works where you can add students and added view quiz results
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
added handleClassUpdate, handleClassDelete, and test cases
implemented flash messages but theyre ugly