move script in a separate folder

scripts/start.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+cd ../demo-shell-ng2
+
+#!/bin/sh
+if  [[ $1 = "-install" ]]; then
+    npm install
+    npm run start
+elif  [[ $1 = "-update " ]]; then
+    npm run update
+    npm run start
+elif  [[ $1 = "-cleanInstall" ]]; then
+    npm run clean
+    npm install
+    npm run start
+else
+    npm run start
+fi