Removing some duplication in the initialization of a new openfile node.

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5364 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

src/files.c

@@ -78,6 +78,7 @@ void initialize_buffer(void)
 
     openfile->undotop = NULL;
     openfile->current_undo = NULL;
+    openfile->last_action = OTHER;
 
     openfile->current_stat = NULL;
     openfile->lock_filename = NULL;