Build #649 (Sep 9, 2020, 12:54:48 PM)

	Build Artifacts
	Changes flattenOn: checks for class and then does on if... to me it looks cleaner to add to those two classes a version of #flattenOn: that does what needs to be done and simplify the #flattenOn: on Collection. (details / githubweb)
	Push event to branch Pharo9.0 at 12:54:41 PM on Sep 9, 2020
	Revision: 8f8b48b8551342aa991ec0745706a5f04a36f97f Repository: https://github.com/pharo-project/pharo.git Pharo9.0
	Test Result (no failures)