use weapons and armor, given that doing so is hardcoded into _handle_monster_move(). Give them MONUSE_WEAPONS_ARMOUR again and remove the hardcoded exceptions for them.
git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@5864 c06c8d41-db1a-0410-9941-cceddc491573
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