travis: need 0.12 or iojs for Iterator class

Buffers are now instances of ES6 Iterator and there's a test that
checks for that, which requires a node with a newer V8 version.

diff --git a/.travis.yml b/.travis.yml
index 3b0ff8547c3d6164740c1f2d21e03ad3583e0181..1e72e6334542c8f15a01f58a5b0ab5971209b4c9 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - '0.11'
+  - '0.12'
 env:
   global:
   - secure: AUsK+8fYSpwIMHcVt8Mu9SpG9RPHp4XDAwCQfpU3d5U65q8OVVC6C+XjvnNmEd2PoEJRHem8ZXEyRVfGM1sttKZLZP70TEKZOpOiRQnZiTQCAJ92TfGsDj/F4LoWSjUZUpfeg9b3iSp8G5dVw3+q9QZPIu6eykASK6bfcg//Cyg=