fix travis

Gruntfile.js

@@ -205,7 +205,6 @@ module.exports = function(grunt) {
               'index.html',
               'init.js',
               'config.js',
-              'version.js',
               'popup.html',
               'css/vendors.min.css',
               'css/copay.min.css',

app.js

@@ -44,7 +44,3 @@ app.start = function(port, callback) {
 
 module.exports = app;
 
-// if we are running in the copay shell context, initialize the shell bindings
-if (process.versions && process.versions['atom-shell']) {
-  require('./shell')(app);
-}

package.json

@@ -85,6 +85,7 @@
     "mock-fs": "^2.3.1",
     "node-cryptojs-aes": "^0.4.0",
     "request": "^2.40.0",
+    "shelljs": "^0.3.0",
     "sinon": "^1.10.3",
     "sjcl": "*",
     "socket.io-client": "^1.0.6",