Added conventional (non-slash) commands support for settings command

Settings server plugin postponed.

src/commands/_settings.js

@@ -0,0 +1,21 @@
+const Command = require('../modules/commands/command');
+
+module.exports = class SettingsCommand extends Command {
+	constructor(client) {
+		const i18n = client.i18n.get(client.config.locale);
+		super(client, {
+			internal: true,
+			slash: false,
+			name: i18n('commands.settings.name'),
+			description: i18n('commands.settings.description'),
+		});
+	}
+
+	async execute({ guild, member, channel, args }, message) {
+
+		let settings = await guild.settings;
+		const i18n = this.client.i18n.get(settings.locale);
+
+		message.channel.send('Settings!');
+	}
+};