MAHOUT-1296: Removed deprecated algorithms, removed references to Minhash clustering from cluster_reuters.sh

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1508241 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1289 Move downsampling code into RowSimilarityJob

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1508302 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1289 Move downsampling code into RowSimilarityJob

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1508447 13f79535-47bb-0310-9956-ffa450edef68