Add student_report route and views.
Add student report to 'please_wait' screen. Improve styling.
minor UI enhancements. (hide report / show spinner)
Add a few text-formatting methods.
add two small simple methods in report view-models to get student status
extract method to return a label for the offering/runnable type.
Change look of student class & offering view.

[#41493191]
add coffeescript support for asset pipeline. Start studentReportLightbox

[#41493191]
Extract status_graph_helper and use in student offering view (status)

[#41493191]

https://www.pivotaltracker.com/story/show/41493191
lightbox_report additions.  (eventually will replace please_wait*)

https://www.pivotaltracker.com/story/show/41493191

[#41493191]
+ #last_run_string to offering_student_status. Tables for progress bars.

[#41493191]

https://www.pivotaltracker.com/story/show/41493191
Add disclosure twisty for student status progress bars.

[#41493191]

https://www.pivotaltracker.com/story/show/41493191
Fix typo.
Add run status to offerings listing.

[#41493191]

https://www.pivotaltracker.com/story/show/41493191
use function param, instead of hard-coded 'showWait(elem)'.

This decouples things a wee-bit.  Also was the minimal change to get the
new student run-status to display in the student offering view.

[#41493191]
https://www.pivotaltracker.com/story/show/41493191
Enable workgroup run buttons.

[#41493191]
https://www.pivotaltracker.com/story/show/41493191
Fix complete coloration, make darker as per Dan's comment in pt.

Completed sections should be a darker pumpkin color.

Bug was a typo in the CSS style.

[#41493191]
https://www.pivotaltracker.com/story/show/41493191
+top-border to row 1 in details view to match mockups.

[#41493191]

https://www.pivotaltracker.com/story/show/41493191
Don't display summary twisty if offering is only 1 activity long.

[#41493191]

https://www.pivotaltracker.com/story/show/41493191
Remove "cancel" button from the status-update region in offering view.

[#41493191]