Fix randname.txt comments, add a few more adjectives.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@7859 c06c8d41-db1a-0410-9941-cceddc491573

Created by  j-p-e-g  on December 17, 2008
CVHCJOX3EXLCTTCPJG3ZYHOOHTSEIGZ2UCBY7PQMJ7XPKONSO24QC
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