Add miscellaneous minor fixes.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@5458 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dolorous  on June 3, 2008
5E2WUTWF247HPQ4BT5APN2LKXAG3QCKQRDADSJ4BCYYZ5HSWBHAQC
Change contents