cli_common: Update TaskclusterClient to serve multiple services
cli_common: Update TaskclusterClient to serve multiple services

La0/mozilla-relengapi,srfraser/services,garbas/mozilla-releng-services,mozilla-releng/services,lundjordan/services,garbas/mozilla-releng-services,srfraser/services,La0/mozilla-relengapi,garbas/mozilla-releng-services,mozilla-releng/services,srfraser/services,mozilla-releng/services,garbas/mozilla-releng-services,lundjordan/services,srfraser/services,lundjordan/services,lundjordan/services,La0/mozilla-relengapi,La0/mozilla-relengapi,mozilla-releng/services