initial commit for react.js tables
complete distinguishable sort
Merge branch 'react_js_tables' of github.com:oneohtrix/Markus into react_js_tables

Conflicts:
	app/assets/javascripts/Components/students_table.js.jsx
	app/assets/javascripts/Components/table.js.jsx
	app/views/students/index.html.erb
	config/locales/en.yml