[R-qtl] (4 commits) ...Update to 1.28.19

[Mattias Ellert]

Summary of changes:

  d3db9cd... R3 (*)
  98ec2e3... Merge branch 'el6' (*)
  a61c99f... Merge branch 'master' of ssh://pkgs.fedoraproject.org/R-qtl (*)
  6a6852c... Update to 1.28.19 (*)

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