committing before pull from master repo
Merge branch 'master' of github.com:piratefsh/tuter
updated backend with session and registration controllers for mobile login. added namespaces for them to the routes files. added authentication token to user including an index to it
finished server side component of mobile login.
Add json format for Groups
Merge branch 'master' of github.com:JoshSerbus09/tuter

Conflicts:
	app/models/user.rb
Add json response for groups with students and tutors