Fix [2500622]: Xom dislikes some spell types and disciplines for the

purpose of determining which artefact spellbooks get his name on them, but he doesn't dislike any spellbooks or rods (or any items for that matter).

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@8474 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dolorous  on January 16, 2009
RHRLRHNN6F7OOLUXUK7ZAA75QRQLYIEBZUOWJKUCOMDUAQWDGKXAC
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