[docker-io/f18] (7 commits) ...fixed commit value

[Lokesh Mandvekar]

Summary of changes:

  18b2c2f... update to upstream 0.7.1 release (*)
  d5bce8d... new-sources (*)
  12d5d30... upstream release v0.7.2 (*)
  66f2b60... 0.7.2 new dep: golang-github-syndtr-gocapability (*)
  c699f6f... require xz for ubuntu images (#1045220) (*)
  03bb899... v0.7.3 - BZ 1048441 (*)
  a21c9b6... fixed commit value (*)

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