moved nested item display into a partial
add more authorization specs for creating, editing, deleting resources
add ratings stars to reviews listing
add delete and edit actions to reviews controller plus corresponding tests
add new test for generate_stars helper to deal with half stars
add rating average on resource show page
add vote up and down UI to resources
change data voteable type to object class name instead
refactor and add voting ability to resources
initial work on resources index page
make module for scopes
change filter links partial to be reusable
updates
create categorizable_items_controller so index action can be reused
filter links on resource index page specs all passing
add modified side bar of category links to resources index page
add migrations and models for StudentProfile and TeacherProfile
add routes for home and about pages
add specs and make them pass for user and profile relationships
create teacher profile view which allows teacher_profile and user to be created in one shot