Merge pull request #4418 from esl/wait_helper #1192

Job	Run time
edoc on OTP 26.2.5.2	2m 11s
dynamic domains pgsql_mnesia on OTP 27.0.1	20m 12s
internal_mnesia on OTP 27.0.1	20m 32s
dynamic domains mysql_redis on OTP 27.0.1	19m 41s
pgsql_mnesia on OTP 27.0.1	24m 0s
dynamic domains odbc_mssql_mnesia on OTP 27.0.1	21m 44s
dialyzer on OTP 26.2.5.2	4m 21s
mysql_redis on OTP 27.0.1	23m 50s
dynamic domains pgsql_mnesia on OTP 26.2.5.2	21m 18s
odbc_mssql_mnesia on OTP 27.0.1	26m 15s
ubuntu_xenial package	8s
ldap_mnesia on OTP 27.0.1	21m 15s
elasticsearch_and_cassandra_mnesia on OTP 27.0.1	8m 13s
small_tests on OTP 26.2.5.2	9m 6s
xref on OTP 26.2.5.2	2m 12s
ldap_mnesia on OTP 26.2.5.2	19m 7s
small_tests on OTP 27.0.1	8m 22s
pgsql_mnesia on OTP 26.2.5.2	24m 20s
coveralls_webhook	0s
	4h 36m 47s

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