fix for compile time warning messages
fix for compile time warning messages

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