- replaced VirtualEdgeThickness option with EnableVirtualDesktop (boolean)

- some code cleanups in the virtual desktop.

src/screen.c

@@ -1069,11 +1069,6 @@ wScreenRestoreState(WScreen *scr)
 
     wWorkspaceRestoreState(scr);
 
-#ifdef VIRTUAL_DESKTOP
-    /* create inputonly windows at the border of screen */
-    wWorkspaceManageEdge(scr);
-#endif
-
     wScreenUpdateUsableArea(scr);
 }