Revert "Replace external location search with leaflet geosearch widget"

This reverts commit 509d3ed3ebc944c3d74a37a2dc39e459973aaccc.

Conflicts:
	modules/UshahidiUI/media/js/app/forms/editors/Location.js
	modules/UshahidiUI/media/js/app/forms/templates/LocationEditor.html
	modules/UshahidiUI/views/index.php
Rough formatting on location search UI