Adding version command to the admin module

src/module/admin.ts

@@ -6,6 +6,7 @@ let { AbstractModule } = require('./abstract');
 let { logger } = require('../logging');
 let { sanitizeConfig } = require('../config');
 let message = require('../message');
+import { getBuildInfo } from '../utility';
 
 class AdminModule extends AbstractModule {
     constructor() {
@@ -49,6 +50,16 @@ class AdminModule extends AbstractModule {
         }
         return null;
     }
+
+    /**
+     * Return the verion of the running bot
+     * 
+     * @param event 
+     * @param args 
+     */
+    cmd_version(event: any, ...args: Array<string>) {
+        return getBuildInfo();
+    }
 }
 
 export { AdminModule as Module };