A new resource collection multirootfileset, PR 48621

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@1578003 13f79535-47bb-0310-9956-ffa450edef68
somehow a space managed to slip in

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@1578009 13f79535-47bb-0310-9956-ffa450edef68