[artifactory-release] Release version 3.0.0.M2
Revert version to 3.0.0.BUILD-SNAPSHOT
INT-2994 Advice Chain Config via Annotations

Allow configuration of request handler advice chain using

@ServiceActivator
@Filter
@Splitter
@Transformer

Also, with splitter, allow setting discardWithinAdvice (See
INT-2938).

Conflicts:

	spring-integration-core/src/test/java/org/springframework/integration/test/util/TestUtils.java