spring-projects/spring-integration — pull request #1329 by artembilan (2014-12-05 17:07:07+00:00)
Title: INT-3571: Propagate Lifecycle from SPCA to MS

JIRA: https://jira.spring.io/browse/INT-3571

**Cherry-pick to 4.0.x**

Introduce `LifecycleMessageSource` for `maint` versions to avoid undesired side-effects with already existing `... implements MessageSource, Lifecycle`.