MULE-17: "fileName" and "subject" added to the global endpoint definition
MULE-17: quick fix, fileName should be optional in the global endpoint definition because for an inbound endpoint is not required
MULE-16: added a better description of the exception when we receive a MDN not PROCESSED
MULE-15: payload and signature logging of the incoming message
MULE-15: added some logging to As2MessBuilder
Merge branch 'feature/MULE-15' into develop
MULE-15: SMIMEVerifier logging improvement
MULE-12: added fileNameParser to subject field so we can use MEL
MULE-15: As2MessageReceiver logging improvement
MULE-19: As2MessageReceiver extends OldHttMessageReceiver, added some logging
MULE-20: new incoming message processing based on changes to the HttpConnector
MULE-20: logging improvement, added AS2 exception handling
MULE-20: unit test fix
MULE-20: code cleaning and fixed an exception
MULE-20: gave it a better version number
Merge branch 'feature/MULE-20' into develop

Conflicts:
	src/main/java/org/mule/transport/as2/As2MessageReceiver.java
MULE-20: resolve conflicts
MULE-15: added logging for incoming HTTP Request
MULE-15: logging improvement for incoming HTTP Request
MULE-22: added send HTTP 501 Not Implemented for no POST requests