change the DNS server so it waits for threads to fire up
Avoid the use of DNS caching between tests
Merge remote-tracking branch 'origin/jira/NMS-6825'
remove don't preserve option from LogPreservingThreadFactory
use ipAddress as node label if nodelabel not provided
fix UTF-8 BOM logic test
Merge remote-tracking branch 'origin/jira/NMS-6527'
Fix for Bug NMS-6855

Can't modify an existing systemDef through Vaddin UI for Data Collection
Groups.

Other enhancements have been applied with this commit:

1) Fixing minor typo error on EditorToolbar.java

2) Only allow to add/remove MibObjs from groups if storeByGroup is
disabled and the user is modifying an existing datacollection-group.
Fixing logging for the Upgrade Tools.

Also: Re-implementing the methods to create DB connections for the
upgrade tasks.
Simplifying the data source management for the upgrade tasks.
Adding a logging pregix for the installer.
Fix for Bug NMS-6859

Geo Maps are not working (everything is on the Antarctic)
Fixing failing test after refactoring the upgrade tools.

Error reported by Bamboo.
Update Jetty logo and link href (hat-tip to Chaz Hopkins)
Fix incorrect asset field name "memory" (should be "ram") in VMware
requisition tool
backport SNMP unit test infrastructure from master
NMS-6832 Cleaner Snmp code
- SnmpObjId could not correctly handle oids with large unsigned int values
- Fix MockSnmpValueFactory and ProperitesBackedManagedObject to handle snmpwalk output containing text like
  Wrong Type (should be XXXXX): INTEGER: 0
- Extended JUnitSnmpAgent and JUnitSnmpAgents to have a 'forceMockStrategy' flag
- Changed the linkd Nms10205aTest test to force the MockStrategy to avoid problems with agents
  so as to take the socket reponsiveness and such out of the equation

Conflicts:
	core/snmp/impl-mock/src/main/java/org/opennms/netmgt/snmp/mock/MockSnmpValueFactory.java
	core/test-api/snmp/src/main/java/org/opennms/core/test/snmp/JUnitSnmpAgentExecutionListener.java
	opennms-services/src/test/java/org/opennms/netmgt/linkd/Nms10205aTest.java
fix toString to handle unsigned ints > Integer.MAX_VALUE
added tests to toString, compare and decrement
fixed unimplemented hashcode
further fix for comparing oid with big subids and small subids
add a readme for development branch management