Add deposit command

src/commands/admin/deposit.js

@@ -0,0 +1,25 @@
+const Command = require('../../structures/Command');
+
+module.exports = class Deposit extends Command {
+  get name() { return 'deposit'; }
+
+  get _options() { return {
+    aliases: ['dp'],
+    permissions: ['admin']
+  }; }
+
+  async exec(message) {
+    const response = await this.client.lbry.listAddresses();
+    if (response.status !== 200) {
+      console.error('SDK error in deposit', response, await response.text());
+      return message.channel.createMessage(`LBRY-SDK returned ${response.status}, check console.`);
+    }
+    const address = await response.json();
+    return message.channel.createMessage(`Address: ${address.result.items[0].address}`);
+  }
+
+  get metadata() { return {
+    category: 'Admin',
+    description: 'Gets the address of the master wallet.'
+  }; }
+};