title: cordova requireCordovaModule() vs require()
body: <p>What is the difference between <code>requireCordovaModule('fs')</code> and <code>require('fs')</code>?</p>
  
  <p>Also, can <code>requireCordovaModules()</code> be used to require npm modules in the same way as <code>require()</code>?</p>