Auto merge of #302 - saneyuki:vs, r=saneyuki

Add exclude field to jsconfig.json.

This is introduced by VS Code 0.7 https://code.visualstudio.com/Updates

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jsconfig.json

@@ -1,5 +1,9 @@
 {
     "compilerOptions": {
         "target": "ES6"
-    }
+    },
+    "exclude": [
+        "dist",
+        "node_modules"
+    ]
 }