Activation of cluster passivation test (AS7-4246)
cli: refactored re-connecting part after reload/restart to void errors and hangs
cli: don't ignore interruptions while pausing before reconnecting
cli: don't ignore interruptions while pausing before reconnecting
fixed a possible deadlock when closing the controller client
AS7-6618 Remove workaround: Revert "AS7-6639 synchronize getCache() calls to workaround ISPN-2796"

This reverts commit c5bbdf096729eacb0523adcab16755da9b8b4516.
AS7-6618 Upgrade Infinispan to 5.2.3.Final
AS7-5403 Children of /subsystem=modcluster shouldn't require restart if /subsystem=modcluster:add is part of the overall operation
AS7-5403 Test for mod_cluster subsystem add operation