Inventory update, added the 'buy', 'shop', 'work', 'rank', and 'inventory' commands

commands/inventory/models/mongoInit.js

@@ -0,0 +1,8 @@
+module.exports = {
+    name: 'Init',
+    async execute(bot, message, args, command, GuildModel, Discord, connect) {
+        if (!message.guild) { return console.log("NO GUILD"); }
+        const doc = new GuildModel( {id: message.guild.id });
+        await doc.save();
+    }
+}