synchBuildStatus
synchBuildStatus

compare BuildStatus retrieved from jenkins for $job/$sha
to the CommitStatus on commit $sha under context $job

 - the filter (`if githubReport != mostRecentBuild.map(summarizeBuildStatus)`)
   should not cause the Future to fail --> add `recover`

adriaanm/scabot,SethTisue/scabot,SethTisue/scabot,adriaanm/scabot,adriaanm/scabot,scala/scabot,scala/scabot,SethTisue/scabot