Merge tag 'v2.20.0-3' into stable #279

Job	Run time
build-and-push-pg	37s
build-and-push-base	5m 58s
build-and-push-base-no-s6	5m 44s
build-and-push-cron-no-s6	1m 53s
build-and-push-portal-no-s6	5m 0s
build-and-push-cron-task-no-s6	1m 32s
build-and-push-manager-no-s6	4m 35s
build-and-push-portal-hiperf-no-s6	4m 48s
build-and-push-sessions-backup-no-s6	40s
build-and-push-ssoaas-fastcgi-server-no-s6	2m 36s
build-and-push-portal-hiperf	4m 50s
build-and-push-cron	2m 1s
build-and-push-manager	4m 48s
build-and-push-cron-task	1m 35s
build-and-push-portal	4m 47s
build-and-push-sessions-backup	35s
build-and-push-ssoaas-fastcgi-server	2m 13s
build-and-push-full	3m 25s
build-and-push-full-no-s6	2m 54s
	1h 0m 31s

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