[scroll] some more scrollbar tweaks
[scroll] some more scrollbar tweaks


sureshsundriyal/lnav,acleasby/lnav,sureshsundriyal/lnav,acleasby/lnav,tstack/lnav,sureshsundriyal/lnav,tstack/lnav,acleasby/lnav,sureshsundriyal/lnav,tstack/lnav,acleasby/lnav,acleasby/lnav,tstack/lnav