Update README.md

README.md

@@ -1,14 +1,20 @@
 ethzasl_msf
 =====================
 
+## Build server status
 [![Build Status](http://129.132.38.183:8080/job/ethzasl_msf/badge/icon)](http://129.132.38.183:8080/job/ethzasl_msf/)
 
-
+## Description
 Time delay compensated single and multi sensor fusion framework based on an EKF.
 Please see the wiki for more information: https://github.com/ethz-asl/ethzasl_msf/wiki
 
+##Documentation
 The API is documented here: http://ethz-asl.github.io/ethzasl_msf
 
+##Contributing
 You are welcome contributing to the package by opening a pull-request:
 Please make yourself familiar with the Google c++ style guide: 
 http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml
+
+##License
+The source code is released under the Apache 2.0 license