removed internal or local setting in QMAKE_RPATH

/home/y/lib must be an internal or developers' specific local setting - users normally would not have such a directory, therefore deleting it.
Merge pull request #7 from dmitris/master

removed internal or local setting /home/y/lib in QMAKE_RPATH
Merge remote-tracking branch 'origin' into rhel64-64-devel