Add minor behavior fixes for good neutral monsters.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@4442 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dolorous  on April 21, 2008
66DDSFAHW4O32QBBARNSYI6HHZFCQL6LEUKRVKJVGFUFAAJGS4IQC
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