Fix issue FELIX-1965
When a validate callback throws an exception, the service is still published (a small amount of time). This 'door' allows a consumer to use a non initialized service.
The fix avoids that and test it.

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@895971 13f79535-47bb-0310-9956-ffa450edef68
7 files changed