BZ 785198 - Do not show broken builds in list
BZ 785198 - Do not show broken builds in list

We need to check for the presence of @latest_build to weed out builds
that started but subsequently failed. This brings the list of builds
into consistency with how the deployable details page works.

Resolves https://bugzilla.redhat.com/show_bug.cgi?id=785198

aeolusproject/conductor,aeolusproject/conductor,aeolusproject/conductor,aeolusproject/conductor