Configure thread pools with 10 by default.


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1531091 13f79535-47bb-0310-9956-ffa450edef68
Reduce pax-exam log level.


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1531092 13f79535-47bb-0310-9956-ffa450edef68