Removed build status from README.md

Author: evert

README.md

@@ -10,17 +10,6 @@ Full documentation can be found on the website:
 
 http://sabre.io/
 
-Build status
-------------
-
-| branch      | status |
-| ----------- | ------ |
-| master      | [![Build Status](https://travis-ci.org/fruux/sabre-dav.png?branch=master)](https://travis-ci.org/fruux/sabre-dav) |
-| 2.0         | [![Build Status](https://travis-ci.org/fruux/sabre-dav.png?branch=2.0)](https://travis-ci.org/fruux/sabre-dav) |
-| 1.8         | [![Build Status](https://travis-ci.org/fruux/sabre-dav.png?branch=1.8)](https://travis-ci.org/fruux/sabre-dav) |
-| 1.7         | [![Build Status](https://travis-ci.org/fruux/sabre-dav.png?branch=1.7)](https://travis-ci.org/fruux/sabre-dav) |
-| 1.6         | [![Build Status](https://travis-ci.org/fruux/sabre-dav.png?branch=1.6)](https://travis-ci.org/fruux/sabre-dav) |
-| xml-rewrite | [![Build Status](https://travis-ci.org/fruux/sabre-dav.png?branch=xml-rewrite)](https://travis-ci.org/fruux/sabre-dav) |
 
 Made at fruux
 -------------