Move underscore out of base template
Don't use Media class on search forms

Use simple template script tags instead, it's way more explicit.
Remove half-implemented typeahead
Use a Backbone View to organize dom events

In the interest of incremental progress toward more organized js,
moving a lot of dom events that were unorganized in a document ready
block into a backbone view for more structure.

Obviously, a lot more can be done to make the JS more organized, like
using a model, using a require/module library, etc. This is a sep in
the right direction.
Drop latitude and longitude as available api fields
Remove orm reference to lat/lng

Fixes Github Issue #234

Use the new, geospatial, location field
Remove obsolete geospatial python code

Use geodjango
Move twitter widget to the right
Rename 'Top Five' to 'Top Rated'
Fix 'Top Rated' query for homepage
Add a 'most reviewed' section to fill space
Merge pull request #233 from steventlamb/topic/cleanup_js

Topic/cleanup js
Merge pull request #236 from steventlamb/topic/more_homepage_content

Topic/more homepage content
Merge pull request #235 from steventlamb/bug/fix_address_search

Bug/fix address search