checkCLA for https://github.com/scala/scabot/pull/58
checkCLA for https://github.com/scala/scabot/pull/58

note that we get a NPE if these clauses are absent:

Caused by: java.lang.NullPointerException
        at scabot.core.Configuration.configBoolean(Configuration.scala:32)

scala/scala-jenkins-infra,adriaanm/scala-jenkins-infra,adriaanm/scala-jenkins-infra,adriaanm/scala-jenkins-infra,scala/scala-jenkins-infra,lrytz/scala-jenkins-infra,lrytz/scala-jenkins-infra,lrytz/scala-jenkins-infra