Refactor ChatBox to use HistoryLineEdit (#728)
Refactor ChatBox to use HistoryLineEdit (#728)

* Refactor ChatBox to use HistoryLineEdit

* Clean up ChatBox variable localize

space-wizards/space-station-14-content,space-wizards/space-station-14,space-wizards/space-station-14,space-wizards/space-station-14,space-wizards/space-station-14-content,space-wizards/space-station-14,space-wizards/space-station-14,space-wizards/space-station-14,space-wizards/space-station-14-content