Package implementing the history system.
| HistoryCompleter | Module implementing a special completer for the history. |
| HistoryDialog | Module implementing a dialog to manage history. |
| HistoryFilterModel | Module implementing the history filter model. |
| HistoryManager | Module implementing the history manager. |
| HistoryMenu | Module implementing the history menu. |
| HistoryModel | Module implementing the history model. |
| HistoryTreeModel | Module implementing the history tree model. |