Extending contributing file

CHANGELOG.md

@@ -1 +1,17 @@
-# CHANGELOG
+# CHANGELOG
+
+We absolutely welcome any code contributions and we hope that this
+guide will facilitate an understanding of the ansys-tools-path code
+repository. It is important to note that while the ansys-tools-path software
+package is maintained by ANSYS and any submissions will be reviewed
+thoroughly before merging, we still seek to foster a community that can
+support user questions and develop new features to make this software
+a useful tool for all users.  As such, we welcome and encourage any
+questions or submissions to this repository.
+
+
+For contributing to this project, please refer to the [PyAnsys Developer's Guide].
+Further information about contributing to ansys-tools-path can be found in
+[ansys-tools-path github page](hhttps://github.com/pyansys/ansys-tools-path).
+
+[PyAnsys Developer's Guide]: https://dev.docs.pyansys.com/