Make account-request blurb more detailed

- So that we get fewer questionable-account-request emails

Change-Id: Icb4c17e9a42ef60805be7af53abccf2aee5d5f16
More companies features

- Change how the list of companies is shown
- Allow company reps to be deleted
- Add full text search for resumes
- Don't display resumes updated more than 1 year ago

Change-Id: I18a97cc5781325ae5b43a1422420bb0d5b14302d
Fix Notification's __unicode__ method

It was accessing the 'message' field, which doesn't actually exist

Change-Id: I8216467f5e27b7eb59c4f39c1846a0e2c1b29171
Disable markdown for bios on officers page

Change-Id: I00b08017c06cab005dc9b17bf2d3d180caee2842
Add helpdesk emailer and fix event emailer

Change-Id: I7ff2683093e4cc6df6570f5d496aee5343db7088
Minor achievement fixes

* Add periods to some achievement descriptions for consistency
* Order achievements so that hidden ones come last (after negatives)
* Change full name to common name on users' achievement pages
* Add explanation and acquired term to users' achievement pages
* Add an image for the Purple Heart achievement

Change-Id: Ia973e0a9b97ce48e84dc9375effbcb453b6877b8
Allow old and current officers to view event comments

Change-Id: Ia7e0b56fb7dc6ac71723ce4006df2d151a220d0d
Made the project reports link only visible to users who have the correct permission.

Change-Id: I396271b7ebce7e75f8e4d173dc939464c7830457