ACCUMULO-581 use absolute paths in shell test 

git-svn-id: https://svn.apache.org/repos/asf/accumulo/branches/1.5@1460007 13f79535-47bb-0310-9956-ffa450edef68
ACCUMULO-581 use absolute paths in shell test 

git-svn-id: https://svn.apache.org/repos/asf/accumulo/trunk@1460008 13f79535-47bb-0310-9956-ffa450edef68