Upgrade to setuptools 61.1.0
This fixes Python 3.10 compat, but does remove Python2 compat.
Test: treehugger
Change-Id: I8e19ad8dec6b34482bfbe996413d3f793ada276c
diff --git a/docs/userguide/functionalities_rewrite.rst b/docs/userguide/functionalities_rewrite.rst
new file mode 100644
index 0000000..d0997ca
--- /dev/null
+++ b/docs/userguide/functionalities_rewrite.rst
@@ -0,0 +1,9 @@
+========================================================
+Using setuptools to package and distribute your project
+========================================================
+
+``setuptools`` offers a variety of functionalities that make it easy to
+build and distribute your python package. Here we provide an overview on
+the commonly used ones.
+
+