One line page header for student and teacher homes.
Let students know if they're not a part of any courses.
Merge branch 'courses' into student-dashboard
Move course code generation logic to a separate method in the course model.
Use adaptive margins for the student no-courses notification.
Add views to Guardfile.
Add check for link to create a new course when no courses are already added to a student.
Allow students to add courses.
Reorganize tests in student_home_spec.rb.
Make margin around the student dashboard when no courses are present smaller.
Display course names on student home page.
Display course names in a nav. Also allow the student to add additional courses.
Add to_s method to course.
Display courses in tabs with content (the content is just their name... for now).
Display course units to student.
Make course code optional in specs.