Update README.md

README.md

-# AWADO Mobile Application
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+# AWADO Mobile Application
+
+## Getting Started
+
+* [Download the installer](https://nodejs.org/) for Node.js 6 or greater.
+* Install the ionic CLI globally: `npm install -g ionic`
+* Clone this repository: `git clone https://gitlab.rz.hft-stuttgart.de/92khra1mst/hft_awado_app.git`.
+* Run `npm install` from the project root.
+* Run `ionic serve` in a terminal from the project root.
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