Boosted the chance for Abyssal runes from 1 in 500 to 1 in 200.

Trust me, it's still low.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@873 c06c8d41-db1a-0410-9941-cceddc491573

Created by  haranp  on January 23, 2007
XKKLLU7B6AMFPCH5CZRWEC43IQJCER5BZISYGD2DTQS4T6MFWWAAC
In channels
main
Change contents