adding a naive reverse api endpoint (also, shares most of the search controller). updated search query to include a filter and a sort (calculating a bounding box, given a lat/lon)
Merge branch 'search' into reverse

Conflicts:
	controller/search.js
	index.js
	query/search.js
Merge branch 'master' into reverse

Conflicts:
	query/search.js
exporting middleware and fixing reverse endpoint
split sanitizers into reusable pieces. renaming sanitise to suggest. using suggest sanitizer for search. adding reverse sanitizer. updating tests..
math
Merge pull request #5 from hkrishna/reverse

Search + Reverse