fix [1939903]: Attacking a friendly god gift, and having it disappear as

a result, effectively kills it. Dead monsters can't be checked to see if TSO doesn't mind stabbing them (due to the monster holiness check), and can't have an associated stabbing message (due to the monster type check).

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@4219 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dolorous  on April 12, 2008
YAICSBIJYVK6MB6GQL7AD4TYLXG3QDEIESQ5DJO5DX76VTDBRBDAC
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