ACCUMULO-259 made proxy give informative message if token type not configured

git-svn-id: https://svn.apache.org/repos/asf/accumulo/branches/1.5@1469632 13f79535-47bb-0310-9956-ffa450edef68
ACCUMULO-259 made proxy give informative message if token type not configured

git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1469633 13f79535-47bb-0310-9956-ffa450edef68