updated travis.yml

.travis.yml

@@ -1,6 +1,12 @@
 language: node_js
 node_js:
+  - "0.11"
   - "0.10"
-# before_script:
+  - "0.8"
-#   - npm install
+  - "0.6"
-#   - gulp build
+  - "0.5"
+  - "0.4"
+before_script:
+  - npm install
+after_script:
+  - npm run-script gulp