ACCUMULO-1465 fixed formatting and titles for examples

git-svn-id: https://svn.apache.org/repos/asf/accumulo/branches/1.5@1488358 13f79535-47bb-0310-9956-ffa450edef68
ACCUMULO-1465 merged examples formatting to trunk

git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1488362 13f79535-47bb-0310-9956-ffa450edef68