id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
2791	[patch] MergeDict needs __contains__ to support 'in'	anonymous	Adrian Holovaty	Simple addition.  See patch.	enhancement	closed	Core (Other)		normal	fixed			Unreviewed	1	0	0	0	0	0