add students
add student and klass tables
update models for through associations
add first and last name to users
Merge pull request #26 from garcha/user_view

add first and last name to users
add students
add student and klass tables
update models for through associations
add student and through table
fix merge conflcits
Merge pull request #28 from garcha/add_students

Add students
student controller changes
Merge pull request #29 from garcha/master

add notice
Merge pull request #30 from garcha/master

update bucket links
add klasses
params change
minor changes
add klasses
csv_import
csv import