| Interface | Description | 
|---|---|
| VersionsHandler | 
 Administrator component able to determine the content of the "Versions" panel in the administrator area. 
It may includes plugins versions, Runtime version, application version, ...  | 
| Class | Description | 
|---|---|
| Version | 
 Represents a given version of a component, given its unique name and build date. 
It is used in the administrator area to display the versions of the main used components.  |