[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-3396 Work around potential race when reading timer metadata
[WFLY-3402] ignore the actual field name
Merge pull request #6237 from bstansberry/WFLY-2741-3058

[WFLY-2741][WFLY-3058] Management op administrative cancellation and timeouts
Revert "Merge pull request #6237 from bstansberry/WFLY-2741-3058"

This reverts commit 56df5721bb734de8938f0024ab4865ae9b35d487, reversing
changes made to d2d25ce1e497e5522bfcf73aca0084e96fa2088a.
Revert "Revert "Merge pull request #6237 from bstansberry/WFLY-2741-3058""

This reverts commit 1acc7ae0673749547845f290bb7bab1967dbd71e.
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
Remove assert for deleting files, it will always fail on windows as ModuleLoader still holds files open
Merge pull request #6275 from ctomc/management

Code cleanup, don't use deprecated mgmt apis