MAHOUT-1346 a bit more syntactically pallatable correction encoding for BB'

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1581012 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1346: don't evaluate debug printout in no-debug mode

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1582020 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1346 style: removing my weird log variable convention, Mahout doesn't use that