Added edit and delete actions for students. Included the corresponding changes on controllers, models, tests and views.

Files Modified

modified:   Rakefile
modified:   app/assets/javascripts/application.js
modified:   app/assets/javascripts/students.js.coffee
modified:   app/assets/stylesheets/bootstrap_and_overrides.css.scss
modified:   app/controllers/one_on_ones_controller.rb
modified:   app/controllers/students_controller.rb
modified:   app/helpers/application_helper.rb
modified:   app/models/one_on_one.rb
modified:   app/models/student.rb
modified:   app/views/feed/show.html.haml
new file:   app/views/shared/_activity.html.haml
modified:   app/views/shared/_student.html.haml
new file:   app/views/shared/_student_edit.html.haml
new file:   app/views/students/edit.html.haml
modified:   app/views/students/show.html.haml
modified:   config/locales/en.yml
modified:   spec/models/student_spec.rb