FELIX-3651 simplify import-package in test probe bundle preparatory to location binding tests

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1487634 13f79535-47bb-0310-9956-ffa450edef68
FELIX-4088 Fix NPE on concurrent configuration deletion/bundle stop

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1487635 13f79535-47bb-0310-9956-ffa450edef68