updated read me.

README.md

@@ -6,6 +6,26 @@
 
 A .NET wrapper for the  [PAYMILL](https://www.paymill.com/) API.
 
+## Getting started
+
+- If you are not familiar with PAYMILL, start with the [documentation](https://www.paymill.com/en-gb/documentation-3/).
+- Install the latest release.
+- Check the samples.
+- Check the API [reference](https://www.paymill.com/en-gb/documentation-3/reference/api-reference/).
+- Check the additional [documentation](http://paymill.github.io/paymill-js/docs/).
+
+## Installation
+
+### Nuget
+To install Wrapper for the PAYMILL API, run the following command in the [Package Manager Console](http://docs.nuget.org/docs/start-here/using-the-package-manager-console)
+
+```
+PM> Install-Package PaymillWrapper 
+```
+More info [here](https://www.nuget.org/packages/PaymillWrapper/)
+
+### Manual
+Download the lastest stable release either from https://paymill.codeplex.com/ or this [repository](https://github.com/paymill/paymill-net/releases).
 
 ## License