remove ChannelResolver awareness from router parsers and FactoryBean refactor 'channelIdentifierMap' -> 'channelMappings' and other clarity enhancements trim array tokens added AbstractMappingMessageRouter
remove ChannelResolver awareness from router parsers and FactoryBean refactor 'channelIdentifierMap' -> 'channelMappings' and other clarity enhancements trim array tokens added AbstractMappingMessageRouter