Bumps desktopserver to v1.3.0, which implements async caching.

Author: Jeff Beeland

env/includes/common/frameworks.yml

@@ -39,6 +39,6 @@ frameworks:
       name: tk-framework-widget
   tk-framework-desktopserver_v1.x.x:
     location:
-      version: v1.2.4
+      version: v1.3.0
       type: app_store
       name: tk-framework-desktopserver