SpringSource/spring-integration — pull request #764 by artembilan (2013-03-12 20:12:18+00:00)
Title: INT-2958: XSD: move 'charset' from common attrs

`charset` for `` was placed in the common `inputOutputChannelGroup` attributeGroup.
`charset` wasn't available within ``.

* Move 'charset' from `inputOutputChannelGroup` to the new `specialized-transformer-charset-aware-type` complexType
* Add test for 'charset' within ``

JIRA: https://jira.springsource.org/browse/INT-2958