Fix issue FELIX-1906
Provide a 'modified' callback when an injected service is modified.
This commit:
modify the dependency model to support such callback
update the handlers
extends the api
provides the annotation
modify the XSD schema
Add tests

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@885210 13f79535-47bb-0310-9956-ffa450edef68
20 files changed