WFLY-3848 Upgrade JGroups to 3.4.6.Final
[WFLY-333][BZ-1126287] add a test for the wait-time statistic

Adjust timeout per Jason's comment

increase timeout
WFLY-2772 Leverage JGroups FORK to consolidate EE channels
Fix deprecated usage of HttpClient API.
Make sure we unregister the override model in ChannelRemoveHandler.
Merge pull request #6688 from jmartisk/master-jbqa-10748

[WFLY-333][BZ-1126287] add a test for the wait-time statistic
Merge pull request #6736 from pferraro/fork

WFLY-2772 Leverage JGroups FORK protocol to consolidate EE channels