remove "npm start" from "postinstall" script see: #43 (comment)

Author: nelsonic

package.json

@@ -20,7 +20,7 @@
   },
   "scripts": {
     "check-coverage": "istanbul cover test/test.js && istanbul check-coverage --statements 100 --functions 100 --lines 100 --branches 100",
-    "postinstall": "npm test && npm start",
+    "postinstall": "npm test",
     "retest": "PORT=8000 node_modules/.bin/nodemon ./test/*.js",
     "start": "live-server --port=8000 --open=./examples",
     "test": "istanbul cover test/test.js"