[Cython/f16] (3 commits) ...update to 0.15.1

[Neal Becker]

Summary of changes:

  1e3c032... update to 0.15 (*)
  2f7d9d0... update to 0.15 (*)
  162b912... update to 0.15.1 (*)

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