Fix compile, a few minor changes (mostly commenting), and

fix 1856365: wandering mushrooms "turns to fight".

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@4256 c06c8d41-db1a-0410-9941-cceddc491573

Created by  j-p-e-g  on April 16, 2008
TTCA2KKE56DAAKEVUGAP7ZRNF5KDLOWRVO37E3D6KDNMLDBVL7MAC
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