Add ClientProviderFactory as class listener and mantain a list of available InternalClientProvider's.
Merge branch 'master' of https://github.com/dana-i2cat/mqnaas into clientprovider/events
Add resource to calls.
Add ICoreModelCapability and use new methods.
Use a Map instead of a List.
Merge pull request #39 from logoff/clientprovider/events

ClientProviderFactory is aware of InternalClientProvider in system