ACCUMULO-259 - Switching from AuthInfo to AccumuloTokens



git-svn-id: https://svn.apache.org/repos/asf/accumulo/branches/ACCUMULO-259@1437605 13f79535-47bb-0310-9956-ffa450edef68
ACCUMULO-259 - merging up to r1437605



git-svn-id: https://svn.apache.org/repos/asf/accumulo/branches/ACCUMULO-259@1437726 13f79535-47bb-0310-9956-ffa450edef68