as discussed in the project meeting, excluding these tests that various people report false positives.

This reverts commit e38e687d.

(For whatever reason commons-logging depends on log4j. WTF?)

come back online when disk space becomes available.

Use /var/cache/jenkins to hold the unpacked jenkins.war file at runtime.

Increase stop timeout from 5 to 20 seconds.

See https://github.com/jenkinsci/jenkins/pull/315

to center the timeline widget on this event. (Does not work with IE
yet!)