Update travis.yml

.travis.yml

@@ -1,7 +1,8 @@
 language: node_js
 node_js:
-      - "0.8"
-before_install: npm install -g grunt-cli
+      - "0.10"
 install: npm install
-before_script: grunt
+before_script:
+      - npm update -g npm
+      - npm install grunt-cli
 script: grunt mochaWebdriver:test