hiscores.cc now preserves scorefile version correctly (was clobbering old

versions with the current version).

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@1233 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dshaligram  on April 6, 2007
DUN7EE7M7EH27OMYTBAAN2KIPQH4T375WLDSV2M3C7V54C4QOVXAC
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