[rubygem-cairo] (8 commits) ...Merge remote-tracking branch 'origin/f17'

[Mamoru Tasaka]

Summary of changes:

  319239b... Merge branch 'master' into f17 (*)
  daa600f... Update to 1.12.2 (*)
  dcc9bdd... not yet pushed, fixing release number (*)
  6718b2a... Update to 1.12.2 formal (*)
  6ebc55e... Merge remote-tracking branch 'origin/master' into f17 (*)
  1454501... Merge remote-tracking branch 'origin/master' into f17 (*)
  f4878c7... Merge remote-tracking branch 'origin/master' into f17 (*)
  3d74718... Merge remote-tracking branch 'origin/f17'

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