Changed language from node to cpp

Author: Simon Hofmann

.travis.yml

@@ -1,4 +1,4 @@
-language: node_js
+language: cpp
 cache: npm
 
 matrix:
@@ -31,16 +31,21 @@ addons:
       - g++-4.8
       - gcc-4.8
 
-services:
-  - xvfb
-
 before_install:
-  # print versions
+  - rm -rf ~/.nvm && git clone https://github.com/creationix/nvm.git ~/.nvm && (cd ~/.nvm && git checkout `git describe --abbrev=0 --tags`) && source ~/.nvm/nvm.sh
+  - nvm install $TRAVIS_NODE_VERSION
+  - PATH=$PATH:`pwd`/node_modules/.bin
+
   - node --version
   - npm --version
 
-  # use g++-4.8 on Linux
   - if [[ $TRAVIS_OS_NAME == "linux" ]]; then export CXX=g++-4.8; fi
+  - $CXX --version
+
+before_script:
+  # Start xvfb
+  - if [[ $TRAVIS_OS_NAME == "linux" ]]; then export DISPLAY=:99.0; fi
+  - if [[ $TRAVIS_OS_NAME == "linux" ]]; then sh -e /etc/init.d/xvfb start; fi
 
 install: true