Travis GCC fix(1)

.travis.yml

@@ -4,13 +4,13 @@ node_js:
 - '5'
 - '4.4'
 env:
-  - CXX=g++-6.2
+  - CXX=g++-4.8
 addons:
   apt:
     sources:
       - ubuntu-toolchain-r-test
     packages:
-      - g++-6.2
+      - g++-4.8
 env:
   global:
   - secure: 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