- Updated WINGs/NEWS with info about hw the API changed how how things

are affected. Fixes for old code too.
- Double buffering in WMList. All widgets or apps using WMList and
  having user drawing porcedures in place will inherit this double
  buffering automatically too.
- New functions in WINGs: WMGetColorAlpha(), WMIsAAFont()
- Misc code cleanups in WINGs and src/dialog.c

WINGs/wwindow.c

@@ -445,7 +445,7 @@ realizeWindow(WMWindow *win)
     if (win->title || win->miniTitle)
 	XmbSetWMProperties(scr->display, win->view->window, win->title, 
 			   win->miniTitle, NULL, 0, NULL, NULL, NULL);
-	
+
     setWindowMakerHints(win);
 
     setSizeHints(win);