ACCUMULO-1375 Some more cleanup on the proxy/README


git-svn-id: https://svn.apache.org/repos/asf/accumulo/branches/1.5@1478625 13f79535-47bb-0310-9956-ffa450edef68
ACCUMULO-1375 Merge proxy/README changes from 1.5 up to trunk


git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1478627 13f79535-47bb-0310-9956-ffa450edef68