Fix merging bug where downstream items somtimes got ignored if they appear after an upstream-only item. Also, reduce the severity of the validation error if a tech-domain is not recognised on a non-Foundation package.

NOTESRC_RELEASER
Nokia Corporation

NOTESRC_RELEASE_REASON
Seclib Release

version ??
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Released by Zheng Shen, 22/02/2010
	1) DPDEF144562	Build Tools cannot be built in Linux