Updated Readme and increased version to 1.2.0 with support for OM 9.1

README.md

-# OpenMesh Python Bindings (1.1.6)
+# OpenMesh Python Bindings (1.2.0)
 
 [![](https://www.graphics.rwth-aachen.de:9000/OpenMesh/openmesh-python/badges/master/pipeline.svg)](https://www.graphics.rwth-aachen.de:9000/OpenMesh/openmesh-python/commits/master)
 
@@ -49,7 +49,7 @@ point_array += np.array([1, 0, 0])
 om.write_mesh('test.off', mesh)
 mesh_2 = om.read_trimesh('test.off')
 ```
-For further examples see the documentation or refer to the [unit tests](https://www.graphics.rwth-aachen.de:9000/OpenMesh/openmesh-python/tree/master/tests).
+For further examples see the documentation or refer to the [unit tests](https://gitlab.vci.rwth-aachen.de:9000/OpenMesh/openmesh-python/tree/master/tests).
 
 ## Installation