Added coveralls & travis services

You also need to add 
```
[![Build Status](https://travis-ci.org/66Ton99/BeSimpleWsdlToPhp.png?branch=master)](https://travis-ci.org/66Ton99/BeSimpleWsdlToPhp) 
[![Coverage Status](https://coveralls.io/repos/66Ton99/BeSimpleWsdlToPhp/badge.png)](https://coveralls.io/r/66Ton99/BeSimpleWsdlToPhp)
```

in to your README file