@Nonnull
	@Override
	public ActionsConfig getServiceConfig() {
		return config;
	}
Adds close actions to the given menu.
<ul>
    <li>Close</li>
    <li>Close others</li>
    <li>Close all</li>
</ul>

@param menu
		Menu to add to.
@param dockable
		Dockable reference.
recaf-ui/src/main/java/software/coley/recaf/services/navigation/Actions.java