fixed the angle library and codemirror after minification

Author: achicu

grunt.js

@@ -216,7 +216,9 @@ module.exports = function(grunt) {
                 globals: {module: true, test: true, ok: true, equal: true, deepEqual: true, QUnit: true}
             }
         },
-        uglify: {},
+        uglify: {
+            codegen: { ascii_only: true }
+        },
         cssmin: {
             css: {
                 src: 'dist/style/css/app.concat.css',

lib/utils/angle_lib.js

@@ -195,7 +195,7 @@
             xhr.onreadystatechange = function(ev) {
                 if (xhr.readyState != 4 || xhr.status != 200)
                     return;
-                var blob = new Blob([xhr.response, "\n", WorkerInit.toString(), "\nWorkerInit();"]);
+                var blob = new Blob([xhr.response, "\n(", WorkerInit.toString(), ")();"]);
                 self.worker = new Worker(webkitURL.createObjectURL(blob));
                 self.worker.onmessage = function(ev) {
                     self.onWorkerMessage(ev);