documentation: add links to clarify API (#2137)
documentation: add links to clarify API (#2137)

* documentation: add links to clarify API

* Apply suggestions from code review

Co-Authored-By: Morgan Roderick <c572c3b87821210156067ccc8113a5816e5164bf@users.noreply.github.com>

mroderick/Sinon.JS,cjohansen/Sinon.JS,mroderick/Sinon.JS,cjohansen/Sinon.JS,mroderick/Sinon.JS,cjohansen/Sinon.JS