Added jasmine-jquery and jasmine-ajax

fixed a bug that was intermittently breaking tests
Script to compile less stylesheets on osx quickly
Added PDF uploader

added csrf token handling to upload.coffee
refs #600
Optimize file adding so we can select many files quickly

refs #600
Added a test for NodeController#show
Added spec for NodeController#index and more for #show
Collect clustering options after file selection is finished.

refs #601
Increased MaxPermSize for test to keep from running out of permanent generation memory
Renamed submit button because it doesn't submit anything
Start clustering when the upload is finished

[#58352000]
refs #603
Added a new Procfile that runs everything that's needed to develop
Added last modified date to Content-Disposition for uploads

Fixed a bug where the GUID for uploaded files was being generated w/ incorrect metadata
Added some unit tests (still incomplete)
[finishes #58441106]
Move the document sets actually out of the way, not just partly

[fixes #58352010]
Added accept param so the user can only select pdf files

[finishes #58551706]
Only show the pdf upload option in dev for now, for merging back into master