Added wine.conf option for new format registry files.
Added optional periodic saving of the registry.

diff --git a/server/trace.c b/server/trace.c
index 8fd31d0..69786c9 100644
--- a/server/trace.c
+++ b/server/trace.c
@@ -990,7 +990,8 @@
 static void dump_set_registry_levels_request( struct set_registry_levels_request *req )
 {
     fprintf( stderr, " current=%d,", req->current );
-    fprintf( stderr, " saving=%d", req->saving );
+    fprintf( stderr, " saving=%d,", req->saving );
+    fprintf( stderr, " version=%d", req->version );
 }
 
 static const dump_func req_dumpers[REQ_NB_REQUESTS] = {