Lower max levels for randart books a bit (25 -> 22).

Fix naming by secondary type for real.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@7863 c06c8d41-db1a-0410-9941-cceddc491573

Created by  j-p-e-g  on December 18, 2008
2Q42G2D2XQ4VWKLCY3JPX5PP3OPTO6PFAE2IYIKLEXA35MD67BBQC
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