Fixed a Null Pointer Exception

Run time system found with Stp interface without
corresponding bridge port. So check the existance
of the bridge port is necessary
fix another JDK 7 issue, OPENNMS-NMS112JDK17-TEST-32
fix to not depend on JVM timing
fix indentation
use InetAddressUtils, also handle exceptions more anally
potential fix for NMS-5922
Merge remote-tracking branch 'origin/1.10' into 1.12
skip juniper examples
intern string in InetAddressUtils v4, plus some empty string cleanup in the xml adapter
additional checks for making sure we have null rather than 127.0.0.1
Fixing XML Tests because of CollectionAgent.getStorageDir()
Renaming AbcstractXmlCollectorTest to AbstractXmlCollectorTest
Merge remote-tracking branch 'origin/1.12' into httpclient-upgrade