change the default toolbar to separate the remove button and the pause/resume all button with a space instead of a separator

macosx/Controller.m

@@ -3316,7 +3316,7 @@ static void sleepCallback(void * controller, io_service_t y, natural_t messageTy
 - (NSArray *) toolbarDefaultItemIdentifiers: (NSToolbar *) toolbar
 {
     return [NSArray arrayWithObjects:
-            TOOLBAR_CREATE, TOOLBAR_OPEN_FILE, TOOLBAR_REMOVE, NSToolbarSeparatorItemIdentifier,
+            TOOLBAR_CREATE, TOOLBAR_OPEN_FILE, TOOLBAR_REMOVE, NSToolbarSpaceItemIdentifier,
             TOOLBAR_PAUSE_RESUME_ALL, NSToolbarFlexibleSpaceItemIdentifier,
             TOOLBAR_QUICKLOOK, TOOLBAR_FILTER, TOOLBAR_INFO, nil];
 }