INT-2620 Fix Debug Log

New connection debug log should include this.getConnectionId() instead
of this.toString().

Noticed during backport to 2.2.x.
INT-2721 Increase Timers on JDBC Delayer Tests

Still fail when the build server is under heavy load.
INT-2990 Remove System.out in PipelineJmsTests

Polishing: Make logger final; add log of test config;
same change in PipelineNamedReplyQueuesJmsTests; author
credit.
Merge pull request #817 from alighm/INT-2990

* INT-2990:
  INT-2990 Remove System.out in PipelineJmsTests
INT-3086 Update Spring-AMQP to 1.2.0.RELEASE