SpringSource/spring-integration — pull request #441 by olegz (2012-05-15 16:52:14+00:00)
Title: INT-2453

Added 'content-type' functionality to ObjectToJsonTransformer
Added 'content-type' attribute to object-to-json-transformer element
Added parser and usage tests to ensure propper overrides (see Mark's last comment here https://github.com/SpringSource/spring-integration/pull/409)
Applied required changes to Amqp module to work with standard 'content-type' header