server-sid​e endpoint cleanup problem in spring based CXF scenarios in OSGi

Server-side endpoints configured using spring may not be cleaned up in OSGi under certain situation. This issue can lead to memory leak and an inconsistent system state that requires the restart of the whole container. The detail about this problem and its proposed solution were discussed in cxf@dev mailing thread:

http://cxf.547215.n5.nabble.com/server-side-endpoint-cleanup-problem-in-spring-based-CXF-scenarios-in-OSGi-td4556654.html