Revert "install Qt4 platform input plugin (needed for int'l keyboard support)"
Revert "install Qt4 platform input plugin (needed for int'l keyboard support)"

This reverts commit d938fde374d429c392408ce1a548c0509fec0d1e.

githubfun/rstudio,tbarrongh/rstudio,sfloresm/rstudio,edrogers/rstudio,jar1karp/rstudio,piersharding/rstudio,githubfun/rstudio,jar1karp/rstudio,JanMarvin/rstudio,john-r-mcpherson/rstudio,thklaus/rstudio,jzhu8803/rstudio,jzhu8803/rstudio,githubfun/rstudio,jrnold/rstudio,tbarrongh/rstudio,jrnold/rstudio,thklaus/rstudio,edrogers/rstudio,thklaus/rstudio,edrogers/rstudio,edrogers/rstudio,tbarrongh/rstudio,jrnold/rstudio,vbelakov/rstudio,brsimioni/rstudio,piersharding/rstudio,jzhu8803/rstudio,piersharding/rstudio,more1/rstudio,JanMarvin/rstudio,jar1karp/rstudio,pssguy/rstudio,JanMarvin/rstudio,jzhu8803/rstudio,jar1karp/rstudio,suribes/rstudio,brsimioni/rstudio,piersharding/rstudio,pssguy/rstudio,githubfun/rstudio,jar1karp/rstudio,githubfun/rstudio,brsimioni/rstudio,thklaus/rstudio,tbarrongh/rstudio,brsimioni/rstudio,JanMarvin/rstudio,suribes/rstudio,jzhu8803/rstudio,jzhu8803/rstudio,vbelakov/rstudio,jrnold/rstudio,thklaus/rstudio,pssguy/rstudio,sfloresm/rstudio,more1/rstudio,jar1karp/rstudio,sfloresm/rstudio,suribes/rstudio,more1/rstudio,JanMarvin/rstudio,tbarrongh/rstudio,john-r-mcpherson/rstudio,more1/rstudio,suribes/rstudio,sfloresm/rstudio,pssguy/rstudio,edrogers/rstudio,suribes/rstudio,suribes/rstudio,pssguy/rstudio,brsimioni/rstudio,more1/rstudio,piersharding/rstudio,john-r-mcpherson/rstudio,JanMarvin/rstudio,vbelakov/rstudio,jrnold/rstudio,jar1karp/rstudio,jzhu8803/rstudio,piersharding/rstudio,githubfun/rstudio,jzhu8803/rstudio,suribes/rstudio,edrogers/rstudio,thklaus/rstudio,thklaus/rstudio,john-r-mcpherson/rstudio,jrnold/rstudio,more1/rstudio,jar1karp/rstudio,piersharding/rstudio,john-r-mcpherson/rstudio,JanMarvin/rstudio,sfloresm/rstudio,brsimioni/rstudio,brsimioni/rstudio,sfloresm/rstudio,tbarrongh/rstudio,pssguy/rstudio,jar1karp/rstudio,jrnold/rstudio,jrnold/rstudio,sfloresm/rstudio,piersharding/rstudio,githubfun/rstudio,JanMarvin/rstudio,tbarrongh/rstudio,john-r-mcpherson/rstudio,brsimioni/rstudio,edrogers/rstudio,john-r-mcpherson/rstudio,vbelakov/rstudio,pssguy/rstudio,suribes/rstudio,vbelakov/rstudio,piersharding/rstudio,sfloresm/rstudio,more1/rstudio,vbelakov/rstudio,vbelakov/rstudio,JanMarvin/rstudio,more1/rstudio,pssguy/rstudio,thklaus/rstudio,edrogers/rstudio,john-r-mcpherson/rstudio,githubfun/rstudio,vbelakov/rstudio,tbarrongh/rstudio,jrnold/rstudio