Sync commit by matthew_swift
Expose Grizzly transport configuration in LDAPOptions and LDAPListenerOptions in order to allow better customization of transport.
Fix a couple of bugs in AuthRate where the -I flag wasn't working very well in bind-only mode (no search).
Avoid displaying help twice when --help option is provided to CLI commands.
Only display error message in CLIs when args are bad, otherwise help information causes the error message to get "lost".
Split request handling part of ServerConnection API out into a super-interface call RequestHandler.