#420 (Mar 3, 2020, 9:50:17 PM)

PR 1472: Better pickling

	Changes programs can now pickle (details / githubweb) cleanup solution array (details / githubweb) everything works (details / githubweb) cleanup (details / githubweb) add constraint differences (details / githubweb) unitless cost, small keydict speedup (details / githubweb) lint (details / githubweb) clarify exceptions and make them easier to catch (details / githubweb)
	Started by upstream project CE_gpkit_PR_research_models build number 420 originally caused by: GitHub pull request #1472 of commit 0711480d981f45358df426046ac4ef78f59b6bc4, no merge conflicts.
	Revision: 8d93df009fd6e395b48a89051c5f9d6a99270ed2 Repository: https://github.com/convexengineering/gpkit origin/pr/1472/merge origin/master
	5 errors, 0 warnings
	Test Result (5 failures / +4) gpkit.tests.from_paths.TestFiles.test_model_jho_py_mosek_conif run_tests.TestSimulation_mosek_cli.test_table_diff gpkit.tests.from_paths.TestFiles.test_py gpkit.tests.from_paths.TestFiles.test_test_py_mosek_cli gpkit.tests.from_paths.TestFiles.test_test_py_mosek_conif