changed size of dropdown select
set initial session term id to 2
added by_term method and filters to account for different quarters
broke out repeated code into partials
created term table, added indexes for assignments and submissions, added term_id to assignment submissions
added controller and model for switching between terms
refactored repetative code, moved logic from views into models and controllers
added staging environment file
added delete confirmations to any link that deleted data
added correct picture link for facebook share
changed image for swotbot says
fixing picture for swotbot says
deleted unneeded picture file
added term id to calculate grades
changed way to email teachers
removed facebook id
Merge pull request #266 from rwarbelow/facebook_share

Facebook share and terms