NXP-13848: Use nuxeo-connect-client 1.4.15
NXP-13826: do not force option  '-Paddons,distrib,all-distributions' on custom repositories (e.g not 'nuxeo-ecm' artifact)
NXP-13826: allow using custom message on all commits (release, tag, post release)
NXP-13826: disable buggy terminal size detection ("tput: No value for xterm and no -T specified")
NXP-13826: print out helpful info on error