Add travis

.travis.yml

@@ -0,0 +1,4 @@
+language: node_js
+
+node_js:
+  - "iojs"

package.json

@@ -41,6 +41,7 @@
     "build": "npm run clean && webpack && nico build",
     "start": "npm run clean && concurrent -r 'webpack -w --watch-aggregate-timeout 0' 'nico server --watch'",
     "clean": "rm -rf _site",
-    "deploy": "npm run build && gh-pages -d _site -b gh-pages"
+    "deploy": "npm run build && gh-pages -d _site -b gh-pages",
+    "test": "webpack"
   }
 }