K 10 svn:author V 4 grog K 8 svn:date V 27 2000-03-01T07:19:33.000000Z K 7 svn:log V 193 Implement vinum_rebuildparity, which had got forgotten. In the process, move the body of vinum_rebuildparity and vinum_checkparity to a new function, parityops. Implicitly-sanctioned-by: jkh END