Updating the search form



See merge request !3

Search

Add search functionnality through haystack and whoosh. And a search tab.

See merge request !2

This reverts commit 2b9f9c05.

Updating the search results page to look lke everything else, as welle as using the SearchForm and SearchView for /lookup

Django 1.8

Moving all code to django 1.8, updating the javascript library, removng dead dependencies, updating the modules.

Rewrote the full map system with d3 + datamaps instead of Kartograph + Chloro.

See merge request !1