When upgrading a hostile monster's non-artefact weapon to the chaos brand, make

it glowing if it doesn't already have any cosmestic flags (in case the player didn't see it get upgraded) and increase it's pluses to more like what it would have been if it had been created an ego item.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@7798 c06c8d41-db1a-0410-9941-cceddc491573

Created by  zelgadis  on December 9, 2008
6MKMEVD3QENV76XIWL3TKHMBJHIBKONF4BQ6YXLHF5H73Y4ENHRAC
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