Make it consistent for all invocation handlers, expose target objects for advanced hacks. Additionally, the inner invocation handlers can be moved into top-level classes.
Description
I've already started it, see http://svn.mule.codehaus.org/changelog/mule/?cs=6753
Make it consistent for all invocation handlers, expose target objects for advanced hacks. Additionally, the inner invocation handlers can be moved into top-level classes.