ACCUMULO-1044 fixed bug in bulk load filter

git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1466263 13f79535-47bb-0310-9956-ffa450edef68
ACCUMULO-1044 make metadata constraint bulk flag check for column set when new split tablet is added

git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1466270 13f79535-47bb-0310-9956-ffa450edef68