Added description to scroll of vulnerability.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@7243 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dploog  on October 13, 2008
A4WQR5VWGJMHQ4WZRH5SQ37QDQ43T7UTJRTQ5V2WAXJV3D6DMDRQC
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