We need to kill the optional support to finally remove the dead qt-mobility package Thanks
As live version already dropped Qt4 support, i do not see any point of keeping it here. commit 11162c449cb73bf19511d0d0e72465686f1199a7 Author: Sergey Popov <pinkbyte@gentoo.org> Date: Thu Jul 27 15:16:43 2017 +0300 net-p2p/retroshare: drop Qt4 support, drop old version Package-Manager: Portage-2.3.6, Repoman-2.3.1