Merge pull request #111 from iugo/patch-1

add vue npm depend

Author: yyx990803

docs/start/tutorial.md

@@ -34,6 +34,7 @@ npm install\
   babel-loader babel-core babel-plugin-transform-runtime babel-preset-es2015\
   babel-runtime@5\
   --save-dev
+npm install vue --save
 ```
 
 That's a lot of dependencies, I know! This is mostly because `vue-loader` need to have other webpack loaders as **peer dependencies** rather than nested dependencies so that Webpack can find them.[^(1)]
@@ -58,6 +59,9 @@ After proper installation, your `package.json`'s `devDependencies` field should
     "webpack": "^1.12.9",
     "webpack-dev-server": "^1.14.0"
   },
+  "dependencies": {
+    "vue": "^1.0.13"
+  },
 ...
 ```