Issue #2981887 by amateescu, joachim, jibran, chr.fritsch, Manuel Garcia,...

Issue #2981887 by amateescu, joachim, jibran, chr.fritsch, Manuel Garcia, timmillwood, plach, Wim Leers, Gábor Hojtsy, Berdir, jojototh, pameeela, dawehner, catch, Bojhan, Fabianx, Jo Fitzgerald: Add a publishing status to taxonomy terms

(cherry picked from commit 543b3f4e)