fix gulpfile [ci skip]

Author: maxgalbu

gulpfile.js

@@ -2,7 +2,7 @@ var gulp = require("gulp"),
 	gulputil = require("gulp-util"),
 	coffeescript = require("gulp-coffee"),
 	plumber = require("gulp-plumber"),
-	markdox = require("gulp-markdox")
+	markdox = require("gulp-markdox"),
 	rename = require("gulp-rename");
 
 gulp.task("default", ["assertions", "commands"]);