Updated Locations controller with id in json api

vendor/built_in_modules/location/app/controllers/panel/location/back_end/locations_controller.rb

@@ -83,7 +83,8 @@ class Panel::Location::BackEnd::LocationsController < OrbitBackendController
       picurl = location.file.blank? ? '' : "http://#{request.host_with_port + location.file.url}"
       thumburl = location.file.blank? ? '' : "http://#{request.host_with_port + location.file.thumb.url}"
 
-      @data << { name: location.name,
+      @data << { id: location.id.to_s,
+                 name: location.name,
                  pic_url: picurl,
                  thumb_url: thumburl,
                  longitude: location.longitude,