[elixir/f19] (6 commits) ...symlink instead of hardcoding rebar path

[Ricky Elrod]

Summary of changes:

ea7e89d... Update to upstream 0.12.2. (*)
  1e3b121... Update sources to the REAL 0.12.2 (*)
  bb26679... Remove patch that is no longer needed. (*)
  9f4498c... and actually commit the spec file. :P (*)
  5bb23f5... Remove %patch0 (*)
  a14cc63... symlink instead of hardcoding rebar path (*)

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