Refactored classes to use ``super`` where applicable.
Fix type causing error when namespace is specified in _in_message_name.
Merge pull request #303 from Bernie/decorator-namespace-fix

Fix type causing error when namespace is specified in _in_message_name.
Added simple test case for the _in_message_name with a namespace use case.
Merge pull request #304 from Bernie/decorator-namespace-fix

Added simple test case for the _in_message_name with a namespace use case.
Merge pull request #300 from warvariuc/refactore-super

Refactored classes to use ``super`` where applicable.
Merge remote-tracking branch 'arskom/master'
minor
changelog update.
own_repr => hier_repr, a name that is as true but more descriptive.