initial commit, get tables for students working

update column headers for asc/desc

comment out unneeded code

near-final update

move data cleaning to controller
complete functionality

remove cruft

finish i18nation

move things

final update

formatting and cleanup
Merge branch 'reactjs_tables' of github.com:oneohtrix/Markus into reactjs_tables

Conflicts:
	app/assets/javascripts/Components/students_table.js.jsx
	app/controllers/students_controller.rb
	app/views/students/index.html.erb