Fix links in Readme

README.md

@@ -5,9 +5,9 @@ This is a Python 3 library which helps build data collectors for Grafolean, an e
 # License
 
 License is Commons Clause license (on top of Apache 2.0) - source is available, you can use it for free (commercially too), modify and
-share, but you can't sell it to third parties. See [LICENSE.md](https://gitlab.com/grafolean/grafolean-collector/blob/master/LICENSE.md) for details.
+share, but you can't sell it to third parties. See [LICENSE.md](https://github.com/grafolean/grafolean-collector/blob/master/LICENSE.md) for details.
 
-If in doubt, please [open an issue](https://gitlab.com/grafolean/grafolean-collector/issues) to get further clarification.
+If in doubt, please [open an issue](https://github.com/grafolean/grafolean-collector/issues) to get further clarification.
 
 # Install
 
@@ -21,4 +21,4 @@ To contribute to this repository, CLA needs to be signed. Please open an issue a
 
 ## Issues
 
-If you encounter any problems installing or running the software, please let us know in the [issues](https://gitlab.com/grafolean/grafolean-collector/issues).
+If you encounter any problems installing or running the software, please let us know in the [issues](https://github.com/grafolean/grafolean-collector/issues).