Fixes bug #474.
* FIX: Fix _device-info service type registered with dns-sd API
* FIX: Fix pathname bug for FCE modified event.
-* FIX: "valid users" options and friends only use ',' as field delimiter.
- Fixes bug #472.
* FIX: Remove length limitation of options like "valid users".
Fixes bug #473.
* FIX: Dont copy our metadata EA in copyfile().