#3167 (Jun 29, 2021, 3:39:41 PM)

PR 1550: add warning when AD encounters a monomial

	Changes add warning when AD encounters monomial (details / githubweb)
	Started by upstream project CE_gpkit_PR_unit_tests build number 3167 originally caused by: GitHub pull request #1550 of commit 041c504abf6f8cd12ef7918a576dd13ec7614410, no merge conflicts.
	Revision: 59ade46f9e1702777b4d9d7a7a77bf808cee794c Repository: https://github.com/convexengineering/gpkit origin/pr/1550/merge origin/master
	SCM: git https://github.com/convexengineering/gpkit Commits since last build: 200 Latest commit: 59ade46
	0 errors, 0 warnings
	Cobertura Coverage Report Packages: 100% Files: 98% Classes: 98% Lines: 92% Conditionals: 100%
	Test Result (no failures)