Update README.md

Author: biscolab

README.md

@@ -5,6 +5,11 @@ UpDown.io PHP SDK
 [![Code Coverage](https://scrutinizer-ci.com/g/biscolab/updown-php-sdk/badges/coverage.png?b=master)](https://scrutinizer-ci.com/g/biscolab/updown-php-sdk/?branch=master)
 [![Build Status](https://scrutinizer-ci.com/g/biscolab/updown-php-sdk/badges/build.png?b=master)](https://scrutinizer-ci.com/g/biscolab/updown-php-sdk/build-status/master)
 
+## Documentation
+Now you can find compete documentation [here](http://updown-sdk.biscolab.com/docs/intro)
+
+## Getting started
+
 First of all you need a [UpDown.io](https://updown.io) account.
 
 Laravel package will be available soon!