Add an 'Acknowledgements' section.

Author: ZeroIntensity

peps/pep-0788.rst

@@ -1059,6 +1059,14 @@ Open Issues
 
 There are currently no open issues for this PEP.
 
+Acknowledgements
+================
+
+This PEP is based on prior work, feedback, and discussions from many people,
+including Victor Stinner, Antoine Pitrou, Da Woods, Sam Gross, Matt Page, 
+Ronald Oussoren, Matt Wozniski, Eric Snow, Steve Dower, Petr Viktorin,
+and Gregory P. Smith.
+
 Copyright
 =========