MAHOUT-1045: committing patch with changes to unit tests. CDbw numbers still need user testing but ClusterEvaluater results are improved. All tests run

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1371250 13f79535-47bb-0310-9956-ffa450edef68
Fixes MAHOUT-1051

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1371361 13f79535-47bb-0310-9956-ffa450edef68
Removed unused ClusterObservations and associated methods & test. All tests run

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1371383 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1056 ALSWRFactorizer should also handle implicit feedback data

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1372332 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1057 CandidateItemsStrategies should be refreshable

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1372661 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1045: Removing test that should not have been committed

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1374834 13f79535-47bb-0310-9956-ffa450edef68
fixing a small issue in Factorization to allow empty factorizations

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1377380 13f79535-47bb-0310-9956-ffa450edef68
allow specifying the number of training threads in ALS factorizer (minor change)

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1378518 13f79535-47bb-0310-9956-ffa450edef68
more getters for a factorization (minor change)

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1378671 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1063 - Integer and real attributes are handled just as any numeric attribute.

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1379763 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1063 - Add test case for ARFF integers and reals.

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1379883 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Added Centroid, WeightedVector, DelegatingVector and several random thing generators.

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1380428 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Stylistic cleanups

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1380429 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Add generic vector test.

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1380430 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Indentation

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1380431 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Abstract the idea of a cached length.

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1380432 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Additional test for weighted vectors.

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1380433 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Needed for IndianBuffet test.

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1380437 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Oops.  Added test without the class.  This class isn't really ready, but the build should work.

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1381778 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-1059 - Remove memory hungry test

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1381780 13f79535-47bb-0310-9956-ffa450edef68