Update README.md (#264)

Author: Michael Behrens

README.md

@@ -16,7 +16,7 @@ users an overview of the current released state.
 
 
 ## License
-The [UR20 meshes](ur_description/meshes/ur20) and [UR30 meshes](ur_description/meshes/ur30) constitutes “Graphical Documentation” the use of which is subject to and governed by our “[Terms and Conditions for use of Graphical Documentation](https://www.universal-robots.com/legal/terms-and-conditions/terms_and_conditions_for_use_of_graphical_documentation.txt)”.
+The [UR20 meshes](meshes/ur20) and [UR30 meshes](meshes/ur30) constitutes “Graphical Documentation” the use of which is subject to and governed by our “[Terms and Conditions for use of Graphical Documentation](https://www.universal-robots.com/legal/terms-and-conditions/terms_and_conditions_for_use_of_graphical_documentation.txt)”.
 
 Universal Robots' [Terms and Conditions for use of Graphical Documentation](https://www.universal-robots.com/legal/terms-and-conditions/terms_and_conditions_for_use_of_graphical_documentation.txt) do not fully comply with [OSI's definition of Open Source](https://opensource.org/osd/), but they do allow you to use, modify and share “Graphical Documentation”, including [UR20](meshes/ur20) and [UR30](meshes/ur30) meshes, subject to certain restrictions.\
 If you have any questions regarding this license or if this license doesn't fit your use-case, please contact [[email protected]](mailto:[email protected]).