Fix bug #2511719: never note batty monsters as "(wandering)".

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@8473 c06c8d41-db1a-0410-9941-cceddc491573

Created by  zelgadis  on January 16, 2009
4ZSVHDY23VI2FMLU5Z2CJ35SAPDQRREM6RABZ4GEILWI7NRULQNAC
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