fixes error when mnemonic is empty

app-template/apply.js

@@ -15,6 +15,7 @@ var templates = {
   '.desktop': 'webkitbuilds/',
   'setup-win.iss': 'webkitbuilds/',
   'build-macos.sh': 'webkitbuilds/',
+  'manifest.json': 'chrome-app/',
   //  'bower.json': '/',
 };
 var configDir = process.argv[2] || 'copay';

app-template/manifest.json

@@ -1,7 +1,7 @@
 {
   "manifest_version": 2,
   "name": "*PACKAGENAME*",
-  "description": "*PACKAGEDESCRIPTION*",
+  "description": "*DESCRIPTION*",
   "version": "*VERSION*",
   "permissions": [
     "storage",