added seed for completed assignment
Merge pull request #2 from michaelbyrd/master

completed_assignment issues
added completed assignment creation
Added helper for finding teacher and students
Added teacher sign up feature
homepage work
protecting url routes
assignment issue
Added teacher view feature
added navbar at top of all pages
added styling for login page
Add styling signup view
added labels to students assignments view
Added styling for new completed assignment
added validation to url for complete assignment
added styling for new assignment
completed assignments edit work