Header/Footer/Nav of new site Bug#913669

Removed old site assets, created new header and footer files independent of old global submodule, added new css, js, and img assets.
Update to latest playdoh and freshen up things.

- Updates vendor to the latest playdoh-lib.
- Updates core files (manage.py, playdoh.wsgi, etc.) to match latest
  Playdoh.
- Removes unnecessary migration folders and adds models.py to base
  app.
- Removes unnecessary tests and removes the need for pyquery.
- Removes hmac and hashlib from requirements; they're in the stdlib
  now.
- Removes fixtures and uses factory_boy in tests instead.
Remove django-moz-header submodules.
Bug 913703: Move static files and add commander deploy script.
Fix Bug 884073: Make RSS Feed HTTPS. Does not change apply URL.
University Banner/Splash Section Bug #913667

Some global changes: added /university URL to config, added javascript libraries. Specific to the bug: added HTML, CSS and image assets for the section.

Alphabetized resets as per CSS spec. Rest of alphabetization needs to wait until dev is finished.
University Banner/Splash Section Bug #913667

Some global changes: added /university URL to config, added javascript libraries. Specific to the bug: added HTML, CSS and image assets for the section.

Alphabetized resets as per CSS spec. Rest of alphabetization needs to wait until dev is finished.
Remove erroneous vendor.pth entry

South is under vendor-local/lib/python, not vendor-local/src
Fix bug 913698: Add model and admin interface for university events.

Adds an app for the university side of the site, as well as a model for
the list of events that will be displayed on the university page and
an admin interface for creating events.
University: It's Different Section - Bug #913668
University: It's Different Section - Bug #913668

Added HTML, CSS, and image assets for It's Different section.

Separated js and css that is page specific into different files, in anticipation of them becoming separate apps.

Added some global variables for determining if parallax effects should be initiated. Leaving parallax until later in development process but non parallax effects are present.
Update jingo-minify.
Add helper for retrieving asset bundle URLs in templates.

This will be used in a future commit to conditionally load a JavaScript
bundle by reading the bundle URLs from a data-attribute. The 
data-attribute added to the body tag is an example.