GitLab

	* gnus-agent.el (gnus-agent-expire-group, gnus-agent-expire):
	* gnus-start.el (gnus-subscribe-interactively):
	* gnus-uu.el (gnus-uu-grab-articles):
	End `yes-or-no-p' and `y-or-n-p' prompts with question mark and
	space.