ARTEMIS-865 Remove e.printStackTrace() from code

[treblereel]

JIRA: https://issues.apache.org/jira/browse/ARTEMIS-865

[clebertsuconic]

nice one.. thanks

[treblereel]

strange error ... line 803 contains no code :
[INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ artemis-openwire-protocol ---
[INFO] Changes detected - recompiling the module!
[INFO] Compiling 12 source files to /home/jenkins/jenkins-slave/workspace/ActiveMQ-Artemis-PR-Build/artemis-protocols/artemis-openwire-protocol/target/classes
/home/jenkins/jenkins-slave/workspace/ActiveMQ-Artemis-PR-Build/artemis-protocols/artemis-openwire-protocol/src/main/java/org/apache/activemq/artemis/core/protocol/openwire/OpenWireConnection.java:803: error: logger has private access in AbstractRemotingConnection
logger.warn("Failed to fire advisory on " + topic, e);

[clebertsuconic]

I fixed it before merging.. it was using the private logger from a super class