[WFLY-2741] Single process management operation timeouts
Use shared utility for managing test extension module
[WFLY-3058] Expose actively executing mgmt ops as management resources
[WFLY-3090] Prevent mgmt op cancellation resulting in closing intra-process connections
[WFLY-3091] Fix propagation of mgmt op cancellation to server update tasks
Tests of the above and of WFLY-3058
[WFLY-3058] Add convenience ops to find/cancel non-progressing ops
[WFLY-3381] Handle race between HC's cancel of an op and the original op
[WFLY-3403] Upgrade to PicketBox 4.0.21.Beta3
[BZ1066470] Modifying testcases to check referral user LDAP authentication.
Merge pull request #6309 from pskopek/WFLY-3403-comp-upg

[WFLY-3403] Upgrade to PicketBox 4.0.21.Beta3
Merge pull request #6237 from bstansberry/WFLY-2741-3058

[WFLY-2741][WFLY-3058] Management op administrative cancellation and timeouts
Don't use deprecated apis, part 1
Don't use deprecated apis.
Connectors - Don't use deprecated apis.
Use SimpleAttributeDefinitionBuilder instead of constructor
Don't use deprecated apis in connector subsystems
Use OperationDefinition
Enable checkstyle & fix found errors for domain testsuite