* Upgraded all Spring Integration dependencies to 2.1.0.RELEASE
* All Samples use the new Artifactory-based Milestone Repository http://repo.springsource.org/milestone (As the repositories are additive, this repository will also include the release repo)
* Added versions to all Maven plugin declarations, reducing the amount WARNING-level logging substantially
Added .DS_Store to .gitignore
Removed the image as it is problematic with Github. Will be added to the SI AMQP reference documentation instead
Removed a ":" from the readme
Removed a class that was not used anymore
polishing
