Use the new container infrastructure of Travis

Author: guylabs

.travis.yml

@@ -3,4 +3,5 @@ node_js: 0.10
 before_install: npm install -g grunt-cli
 install: npm install
 before_script: grunt build
-after_script: cat ./build/coverage/**/lcov.info | ./node_modules/coveralls/bin/coveralls.js
+after_script: cat ./build/coverage/**/lcov.info | ./node_modules/coveralls/bin/coveralls.js
+sudo: false