Reconsider logging level for TcpResources

[bclozel]

Currently, when a new Spring Boot application is started, we're seeing the following:

2018-11-19 14:00:34.340  WARN 23304 --- [           main] reactor.netty.tcp.TcpResources           : [http] resources will use the default LoopResources: DefaultLoopResources {prefix=reactor-http, daemon=true, selectCount=8, workerCount=8}
2018-11-19 14:00:34.341  WARN 23304 --- [           main] reactor.netty.tcp.TcpResources           : [http] resources will use the default ConnectionProvider: PooledConnectionProvider {name=http, poolFactory=reactor.netty.resources.ConnectionProvider$$Lambda$675/0x0000000800595840@38732364}

The Spring Framework and Spring Boot team made significant changes to improve the logging experience.

Could we reconsider the logging level for this? DEBUG sounds reasonable to me. Spring Boot might change the default logging level for TcpResources by default otherwise (we're doing similar things for other servers).

Cc @rstoyanchev

[violetagg]

already fixed #487 and will be available in the next release

[bclozel]

Sorry I totally missed that one - thanks @violetagg !