made five models
added relationships to models
added current and past scope lambdas to course model
finished writing model associations
working on methods in user model, waiting for database so i can test them.
setting migration for users
ran migration for users table with the github user info and local user info
added role lambda, not sure if it will work until database and seeds are up and running
setting up migration for courses table
ran migration for courses
setting up migration for course membership
 ran migration for course membership
trying other methods to do the role scopes
editing role scopes
setting for the Assignments migration
added has_many student_assignments
setup migration for student assignments
Adds models folder and shell files to begin RSpec testing
ran migration for student assignments
working on scopes for students and teachers