Add new Annotation type
Add two new interface methods. One for getting a restricted Dispatcher and one for getting a service list.
Implement the new interface methods and use java 7 language features
Use java 7 multicatch.
Don't set a PAOS Header in the HttpGetTask.
Fix the PAOS header according to issue #191 and use the restricted Dispatcher for all PAOS operations.
Clean upd IFD and SAL code
Add Publish annotations to IFD, SAL and Management services
Merge branch 'paos' into stage
Fix PAOS Header string creation
Fix evaluation of Publish annotation for filtering
Prevent caching of protocol plugins

Protocol plugins must be freshly created for each transaction. The caching in the AddonManager
contradicts that principle.