A CompleteHelpMessage is used to request the complete help of Actorbase.
A CompleteHelpReplyInfo is used as response to a request of complete help.
Trait that every message which belongs to help operations has to extend.
A SpecificHelpMessage is used to request the help for a specific command.
A SpecificHelpReplyInfo is used as response to a request of specific help.
HelpMessages are used to manage help operations.