Adapted README for changed license. [ci skip]

README.md

@@ -2,7 +2,7 @@ OpenGeoSys 6
 ============
 
 [![Tag](https://img.shields.io/github/tag/ufz/ogs.svg?style=flat-square)](https://github.com/ufz/ogs/releases)
-[![BSD License (modified)](http://img.shields.io/badge/license-BSD-blue.svg?style=flat-square)](https://github.com/ufz/ogs/blob/master/LICENSE.txt)
+[![Modified BSD License](http://img.shields.io/badge/license-BSD-blue.svg?style=flat-square)](https://github.com/ufz/ogs/blob/master/LICENSE.txt)
 [![Build Status](https://jenkins.opengeosys.org/buildStatus/icon?job=ufz/ogs/master)](https://jenkins.opengeosys.org/job/ufz/job/ogs/job/master)
 [![DOI](https://zenodo.org/badge/1701384.svg)](https://zenodo.org/badge/latestdoi/1701384)
 
@@ -26,9 +26,8 @@ waste deposition. OGS is comprised of the THMC-simulator (simply referred to as
 
 ## License ##
 
-OpenGeoSys is distributed under a Modified BSD License which encourages users to
-attribute the work of the OpenGeoSys Community especially in scientific
-publications. See the [LICENSE.txt][license-source] for the license text.
+OpenGeoSys is distributed under the Modified BSD License. See the
+[LICENSE.txt][license-source] for the license text.
 
 [ogs]: http://www.opengeosys.org
 [documentation]: https://www.opengeosys.org/docs/