[mesos] (6 commits) ...Merge branch 'f21'

[tstclair]

Summary of changes:

  7b03f5c... WIP update for complete systemd and sysconfig integration (*)
  a8f8320... Temporary work in progress update to track the lastest modi (*)
  fe2ef0d... fix for mock builds (*)
  9fc22d5... Merge branch 'f21'
  f3f2a2a... update build still pending on zookeeper in f21 (*)
  60dcd9b... Merge branch 'f21'

(*) This commit already existed in another branch; no separate mail sent