Add permission forms to portal students.
WIP: Adding admin teachers view.
Views and Styling for “Admin can manage student permissions”

[#59376134] [#50555503]

https://www.pivotaltracker.com/story/show/50555503
https://www.pivotaltracker.com/story/show/59376134
admin/teachers_controller.rb :  redirect unless current visitor admin.
admin/teachers_controller.rb :  whitespace.
student_permission_form.js.coffee.erb : For managing permission_forms.
admin/teachers/_show_student_html.haml  cleanup form for serialization.
admin/teachers_controller.rb update_student_permissions action added.

[#50555503]
https://www.pivotaltracker.com/story/show/50555503
mv controllers/admin/teachers ➙ controllers/admin/permission_forms
controllers/admin/permission_forms_controller.rb : CRUD for perms forms.

[#59376134]
[#50555503]

https://www.pivotaltracker.com/story/show/59376134
https://www.pivotaltracker.com/story/show/50555503

home/admin.html.haml : admin page has link to “Permission Forms”

controllers/admin/permission_forms_controller.rb : CRUD for perms forms.

[#59376134]
[#50555503]

https://www.pivotaltracker.com/story/show/59376134
https://www.pivotaltracker.com/story/show/50555503
views/admin/permission_forms/_show_student.html.haml : cleanup views css

[#59376134]
[#50555503]

https://www.pivotaltracker.com/story/show/59376134
https://www.pivotaltracker.com/story/show/50555503
permission_form.js.coffee.erb : remove incorrect documentation.

[#59376134]
[#50555503]

https://www.pivotaltracker.com/story/show/59376134
https://www.pivotaltracker.com/story/show/50555503
deploy/has-staging.rb Revert bogus deployment branch for has-staging.
Rakefile : require ‘ci/reporter’ so that ‘./bin/rake hudson:spec’ works.