glib-2.0: add g_qsort_with_data binding
glib-2.0: add g_qsort_with_data binding

flobrosch/vala-fixes,Distrotech/vala,severinh/vala,jessevdk/vala,GNOME/vala,jessevdk/vala,playya/vala,rvu95/vala,spidermonkdust/vala,tjol/vala-tjol,playya/vala,frida/vala,tjol/vala-tjol,jessevdk/vala,rvu95/vala,kamanashisroy/aroop,Distrotech/vala,rvu95/vala,spidermonkdust/vala,tjol/vala-tjol,Distrotech/vala,spidermonkdust/vala,xdave/pvala,GNOME/vala,GNOME/vala,frida/vala,kamanashisroy/aroop,playya/vala,flobrosch/vala-fixes,kamanashisroy/aroop,severinh/vala,frida/vala,severinh/vala,GNOME/vala,frida/vala,flobrosch/vala-fixes,frida/vala