Don't minify vendored uglify source

build.js

@@ -1,9 +1,7 @@
 #!/usr/bin/env node
 
-var fs       = require("fs");
-var stitch   = require("stitch");
-var UglifyJS = require("./vendor/uglifyjs");
-var uglify   = UglifyJS.uglify;
+var fs     = require("fs");
+var stitch = require("stitch");
 
 var package = stitch.createPackage({
   paths: [__dirname + "/vendor/uglifyjs/lib"]
@@ -13,14 +11,11 @@ package.compile(function(err, source) {
   if (err) throw err;
 
  source = "(function(global) {" +
-    source + ";" +
-    "global.UglifyJS = {};" +
-    "global.UglifyJS.parser = this.require('parse-js');" +
-    "global.UglifyJS.uglify = this.require('process');" +
-    "}).call({}, this)";
-
-  var ast = UglifyJS.parser.parse(source);
-  source  = uglify.gen_code(uglify.ast_squeeze(uglify.ast_mangle(ast)));
+    source + ";\n" +
+    "global.UglifyJS = {};\n" +
+    "global.UglifyJS.parser = this.require('parse-js');\n" +
+    "global.UglifyJS.uglify = this.require('process');\n" +
+    "}).call({}, this);\n";
 
   fs.writeFile(__dirname + "/lib/uglify.js", source, function(err) {
     if (err) throw err;