Style changes on MAHOUT-763 and new Pagerank code; mostly copyright header and simpler iteration over dirs of sequence files

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1147646 13f79535-47bb-0310-9956-ffa450edef68
Fix toString() for empty vector

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1149115 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-749: Implemented multiple reducer approach from Jira patch, plus a scalability enhancement to avoid accumulating merged clusterIds if -cl option is not present. The defaults are for the same behavior as before.  All tests run though this needs more testing to see how it really scales 

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1149369 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-757 use standard input/output options

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1150114 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-727 fix location of examples job jar file for distribution

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1150124 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-770 Cassandra data models support

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1150696 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-774 don't overwrite output without CLI flag

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1150697 13f79535-47bb-0310-9956-ffa450edef68
Update to latest Hector

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1150876 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-727 fix typo in script with quoting paths in for syntax

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1151093 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-780 exclude unnecessary transitive dependency, creating a funny case-insensitive-file-system problem in unpacking the combined job jar

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1153473 13f79535-47bb-0310-9956-ffa450edef68
Default category option

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1154459 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-335: check in the logos

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1155351 13f79535-47bb-0310-9956-ffa450edef68
For now, disable the very-long-running Lanczos solver test

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1158229 13f79535-47bb-0310-9956-ffa450edef68
Oops, clear all caches on a refresh()

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1158231 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-786 set num reducers to avoid overrun

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1158593 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-788 flush writer before close

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1158594 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-765 Update to Lucene 3.3

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1158624 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-679 also don't close System.out, and flush, in these classes

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1158761 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-678 commit reasonable band-aid proposed in the patch to resolve the proximate issue: no more NPE when not running on binomial data

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1160069 13f79535-47bb-0310-9956-ffa450edef68
MAHOUT-793 - move MurmurHash to math module

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1160100 13f79535-47bb-0310-9956-ffa450edef68