Teacher class, home route and erb made
Working on add_class.erb and class/add post
class.erb and routes set up
Cleaning up, working on add_class
Cleaning up routes, functions, add_class.erb and home.erb
created and set semester.rb
created semester rb file
Edit main.rb
fixed spring_or_fall name
Working with functions
Merge branch 'master' into klass

Conflicts:
	app/main.rb
	app/semester.rb
Small changes to def get_current_semester
Merge branch 'master' into more_student

Conflicts:
	app/functions.rb
	app/main.rb