Update store locator plugin to latest version

Update location system to allow featured locations with geocoding
Update locator to handle featured locations
Update Location.php to add featured option
Update Locator.php to auto geocode based on auto geocode setting and featured locations
Add handlebars-v1.3.0.js
Update jquery store locator plugin
Commit reference: 381c3680c56f801d22c6a6ff928cbf980c743727

fixes #22, #19, #12