Fix locking issue

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1492736 13f79535-47bb-0310-9956-ffa450edef68
remove java 6 api usage

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1492982 13f79535-47bb-0310-9956-ffa450edef68
Added a null check since the current version fails on Java 1.7 which does not allow null additions on a TreeSet.

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1493004 13f79535-47bb-0310-9956-ffa450edef68
Fix FELIX-4127

Release the configuration tracker instance when iPOJO stops.

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1493039 13f79535-47bb-0310-9956-ffa450edef68
the objectclass property of a dependency contains the dependency's target specification and interfaces extended by the specification.

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1493040 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'apache/trunk' into feature/component-listeners