[SMX4-1404] Set import as optional in xstream 1.4.3

git-svn-id: https://svn.apache.org/repos/asf/servicemix/smx4/bundles/trunk/xstream-1.4.3@1463492 13f79535-47bb-0310-9956-ffa450edef68
1 file changed
tree: 8ed4bd89ab92ed7dd0697035b79159a58784ff7f
  1. src/
  2. pom.xml