title: Install copay via npm returns: cannot run in wd %s %s (wd=%s)
body: <p>I'm executing an <code>npm install</code> as <code>sudo</code> to install <code>copay bitcopay</code> but for some readon, I get this error.</p>
  
  <pre><code>$ sudo npm install
  Password:
  npm WARN lifecycle copay@2.7.0~preinstall: cannot run in wd %s %s (wd=%s) copay@2.7.0 bower install /Users/Jarvis/Documents/Projects/copay
  npm WARN lifecycle copay@2.7.0~postinstall: cannot run in wd %s %s (wd=%s) copay@2.7.0 npm run build /Users/Jarvis/Documents/Projects/copay
  copay@2.7.0 /Users/Jarvis/Documents/Projects/copay
  </code></pre>
  
  <p>I didn't find a good way to solve it. Someone has an idea to fix it?</p>