ACCUMULO-878 added some documentation for new users to mock accumulo about mini accumulo cluster

git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1432301 13f79535-47bb-0310-9956-ffa450edef68
ACCUMULO-961 Document deprecated methods by adding missing annotations; no functional code change here

git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1432331 13f79535-47bb-0310-9956-ffa450edef68