release_14: porting to qtango6 (installed in /usr/local/qtango) and qt5 release_13: porting to qtango6 (installed in /usr/local/qtango) and qt5 release_12: porting to qtango6 (installed in /usr/local/qtango) and qt5 release_11: porting to qtango6 (installed in /usr/local/qtango) and qt5 release_09 qtango5 tango8