updates
add specs for reputation points when resources are added by user
add rep points for voting up, subtract rep points for voting down
prevent user from answering same question more than once
finish off authorization stuff for reviews
fix up validations on all models
add gender to teacher profiles
create helper methods for getting review stars
fix bug related to teacher profile index sorting
fix cross browser discrepancy related to padding of page_area div
update teacher profile layout
finalize layout for teacher profile
add employment_history field to teacher_profiles
add new languages table and seed file to populate it
add languages field
update the teacher profile show view
add chosen to country slector
fix up view for show center page
add in bootstrap image carousel
modify image carousel