XD-2148 XD-2149 add distShellZip gradle task

- fixing classifier for published zip file
XD-2216 Update Spring Framework, Integration, AMQP

Spring Framework 4.1.2
Spring Integration 4.1.0
Spring AMQP 1.4.0
XD-2103 Add Kafka Sink

 - Add kafka sink module with kafka producer context configuration
   - This module depends on kafka SI integration extensions
 - Add sink module options