prune some unused variables
prune some unused variables


cccco/qxmpp,KangLin/qxmpp,kollix/qxmpp,gamenet/qxmpp,projedi/qxmpp-ffmpeg,Kaffeine/qxmpp,deepak899/qxmpp,Kaffeine/qxmpp,gamenet/qxmpp,unisontech/qxmpp,kollix/qxmpp,LightZam/qxmpp,LightZam/qxmpp,trulabs/qxmpp-old,cccco/qxmpp,deepak899/qxmpp,gamenet/qxmpp_old,deepak899/qxmpp,gotomypc/qxmpp,ycsoft/qxmpp,pol51/QXMPP-CMake,gamenet/qxmpp,gotomypc/qxmpp,KangLin/qxmpp,trulabs/qxmpp-old,pol51/QXMPP-CMake,trulabs/qxmpp-old,ycsoft/qxmpp,pol51/QXMPP-CMake,olesalscheider/qxmpp,olesalscheider/qxmpp,olesalscheider/qxmpp,kollix/qxmpp,ycsoft/qxmpp,Ilyatk/qxmpp,Ilyatk/qxmpp,LightZam/qxmpp,Ilyatk/qxmpp,gamenet/qxmpp_old,projedi/qxmpp-ffmpeg,gamenet/qxmpp_old,unisontech/qxmpp,cccco/qxmpp,Kaffeine/qxmpp,unisontech/qxmpp,KangLin/qxmpp,gotomypc/qxmpp