MAHOUT-1349: Clusterdumper/loadTermDictionary crashes when highest index in (sparse) dictionary vector is larger than dictionary vector size

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1549353 13f79535-47bb-0310-9956-ffa450edef68
NO Jira: Add Sequential flag to seqdirectory in classify-20newsgroups.sh

git-svn-id: https://svn.apache.org/repos/asf/mahout/trunk@1549362 13f79535-47bb-0310-9956-ffa450edef68