Don't try to get service and to reconnect during server shutdown(HostControllerConnectionService is stopped)
https://issues.jboss.org/browse/WFCORE-145 CLI run-batch command cannot process files with comments or blank lines
[WFCORE-259] Update realm readiness checking to be based on having at least one mechanism ready for challenge/response style authentication.
[WFCORE-210] make deployment scanner treat listFiles() returning null correctly as error case.
[WFCORE-60] Log boot capability validation issues
If -secmgr is passed as a server argument, it should enable the security manager.
[WFCORE-258] Import services from the WildFly Security Manager to allow jboss-modules to install the security manager.
[WFCORE-258] Add a property to pass server arguments to a test domain server.
[WFCORE-258] Add ability to enable the security manager with the security.manager system property.
Add the ability to force begin requests to the ControlPoint

This allows threads that are alredy running to use an
executor service or asyn method without it being rejected.
[WFCORE-213] :  Clean unreferenced items from the content repository

Now we are using ContentReference to track contents in the content repository.
Now we are tracking references to overlays.
Trying to use server group definition for domain mode.
Simplifying ContentReference
WFCORE-211: Fixing overzealous cleaning of HC content.
[WFCORE-178] :  ContentRepositoryImpl should not call File.deleteOnExit when deleting content.

Using the new Path API instead of File.
Cleaning empty old directories.
[WFCORE-260] Minor corrections for use with the IBM JVM.
https://issues.jboss.org/browse/WFCORE-262 use PlaceholderResource for host-environment and module-loading resources
Merge pull request #284 from ehsavoie/WFCORE-213

[WFCORE-213] :  Clean unreferenced items from the content repository
Update security manager to 1.1.1.Final
[WFCORE-264] The validator also needs the flag setting to say it supports expressions.
[WFCORE-253] The validator also needs the flag setting to say it supports expressions.
[WFCORE-265] Add the backslash character to the list of characters to be escaped.
Merge pull request #336 from darranl/WFCORE-259

[WFCORE-259] Update realm readiness checking based on ability to challenge.