+Note:
+During the document build process, 'docs_build' and 'docs_output' will be
+created in the project root directory. To avoid conflict, you should not
+use those names and should add the following entries in '.gitignore' file
+so that git can ignore built files.
+
+.. code-block:: bash
+
+ /docs_build/
+ /docs_output/
+ /releng/
+