some minor fixes in X.H.ManageDocks
some minor fixes in X.H.ManageDocks

xmonad/xmonad-contrib,f1u77y/xmonad-contrib,f1u77y/xmonad-contrib,xmonad/xmonad-contrib,CaptainPatate/xmonad-contrib,CaptainPatate/xmonad-contrib,CaptainPatate/xmonad-contrib