Sun May  2 01:00:02 1999  Shenghuo ZHU  <zsh@cs.rochester.edu>

	* gnus-cache.el (gnus-cache-possibly-enter-article): Remove
 	parameter `headers'.
	(gnus-cache-enter-article): Ditto.
	(gnus-cache-update-article): Ditto.  
	* gnus-sum.el (gnus-summary-move-article): Ditto.
	(gnus-summary-mark-article-as-unread): Ditto.
	(gnus-summary-mark-article): Ditto.