Version bump to 0.14.1.pre
Dataset background tasks are now launched using the proper environment
Print rake task to info
Download audits and page view reports are now indexed to load more quickly
Agreements are now filterable by status
Download statistics now available on user pages
Updated crontab documentation to assure that the command is run using the correct SHELL language, closes #70.
Agreements are now numbered to help identify them more quickly, closes #66.
Yearly download chart added to visually see downloads by month, dataset, and user type
Version 0.14.1 finalized
Merged 0.14.1 changes into working branch