push(command) {
			const { commands } = this;
			if (commands.length > 10) {
				commands.pop();
			}
			if (commands.includes(command)) {
				commands.splice(commands.indexOf(command), 1);
			}
			commands.unshift(command);
			localStorage.setItem("recentlyUsedCommands", JSON.stringify(commands));
		}
Saves command to recently used commands
@param {string} command Command name
@returns {void}