switch to node v4

mikolalysenko · mikolalysenko · commit ebf6a0722c56 · 2016-05-08T22:55:30.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -10,11 +10,11 @@ matrix:
     sudo: required
     dist: trusty
     compiler: g++
-    env: NODE_VERSION=6
+    env: NODE_VERSION=4
   - os: osx
     osx_image: xcode7
     compiler: clang
-    env: NODE_VERSION=6
+    env: NODE_VERSION=4
 addons:
   apt:
     sources:
