Fix node device media insert/eject detection.

We were correctly registering a callback , but weren't telling hal to
actually notify us of any property changes.

ChangeLog

+Tue May 19 09:26:53 EDT 2009 Cole Robinson <crobinso@redhat.com>
+
+	* src/node_device_hal.c: Fix node device media insert/eject
+	detection.
+
 Tue May 19 09:24:54 EDT 2009 Cole Robinson <crobinso@redhat.com>
 
 	* src/node_device_hal.c: Fix a possible deadlock in HAL nodedev

src/node_device_hal.c

@@ -725,7 +725,8 @@ static int halDeviceMonitorStartup(void)
         !libhal_ctx_set_device_removed(hal_ctx, device_removed) ||
         !libhal_ctx_set_device_new_capability(hal_ctx, device_cap_added) ||
         !libhal_ctx_set_device_lost_capability(hal_ctx, device_cap_lost) ||
-        !libhal_ctx_set_device_property_modified(hal_ctx, device_prop_modified)) {
+        !libhal_ctx_set_device_property_modified(hal_ctx, device_prop_modified) ||
+        !libhal_device_property_watch_all(hal_ctx, &err))    {
         fprintf(stderr, "%s: setting up HAL callbacks failed\n", __FUNCTION__);
         goto failure;
     }