v2.3.15

Change log:

46dfe31 GH-1433: Fix DMLC Monitor Thread Name
c8b09dc Add checkConf&Returns into RoutingCF.addTargetCF
c09da5f Fix eviction logic in the PooledChannelCF
c76cbfa Fix PooledChannelConnectionFactory
051c304 GH-1422: @RabbitListener: Fix Broker-Named Queues
4acabdf Remove declareCollections from Doc