ACCUMULO-1044 added unit test for metdata bulk load filter

git-svn-id: https://svn.apache.org/repos/asf/accumulo/branches/1.5@1466664 13f79535-47bb-0310-9956-ffa450edef68
ACCUMULO-1044 added unit test for metdata bulk load filter

git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1466667 13f79535-47bb-0310-9956-ffa450edef68