update to latest HEAD
    
    - use the same "Total" formatting as urlgrabber.progress
    - fix the depsolve_loop_limit=0 case. BZ 1041395
    - yum.bash: skip pkglist completion when len(prefix) < 1. BZ 1040033
    - yum-cron: stderr/email: no output if no messages. BZ 1018068
    - yum-cron: use YumOutput.listTransaction(). BZ 1040109