Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
Add flex 2.5.37 from flex.sourceforge.net to contrib.
Disable keyword expansion.
Clean up svn:keywords property.
import vanilla flex version 2.5.35Reviewed by: cognetApproved by: cognet