- Added a wait timeout parameter to the WAITING method, so that Spectre

doesn't have to check something that the workflow activity knows it will 
   have to wait on for a while.
 - Added --stop and --start aliases to spectre.pl.

lib/WebGUI/Workflow/Activity/DeleteExportedFiles.pm

@@ -116,7 +116,7 @@ sub execute {
     pause:
 	$instance->setScratch(DELETE_FILES_SCRATCH, Storable::freeze(\@files));
 	$instance->setScratch(PRUNE_DIRS_SCRATCH, Storable::freeze(\@dirs));
-	return $self->WAITING;
+	return $self->WAITING(1);
 }
 
 1;