Another round of patches, namely:

1794580, 1794576 and 1794376 by zelgadis, and 1794388, 1794372, 1794368 by dolorous.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@2086 c06c8d41-db1a-0410-9941-cceddc491573

Created by  j-p-e-g  on September 14, 2007
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