change host with host_with_port

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

@@ -59,8 +59,8 @@ class Panel::Gprs::BackEnd::LocationsController < OrbitBackendController
     @data = Array.new
 
     locations.each do |location|
-      picurl = "http://"+request.host + location.file.url
-      thumburl = "http://"+request.host + location.file.thumb.url
+      picurl = "http://#{request.host_with_port + location.file.url}",
+      thumburl = "http://#{request.host_with_port + location.file.thumb.url}"
       @data << { name: location.name,
                  pic_url: picurl,
                  thumb_url: thumburl,