title: cannot uninstall Cordova plugin
body: <p>In my Ionic app, I just uninstalled a Cordova plugin this way :</p>
  
  <pre><code>$ cordova plugin remove phonegap-facebook-plugin
  </code></pre>
  
  <p>Uninstalling phonegap-facebook-plugin from android</p>
  
  <p>but when I list the plugins it still appears as installed :</p>
  
  <pre><code>$ cordova plugins
  cordova-plugin-googleplayservices 19.0.3 "Google Play Services for Android"
  cordova-plugin-googleplus 4.0.3 "Google+"
  cordova-plugin-whitelist 1.1.1-dev "Whitelist"
  ionic-plugin-keyboard 1.0.7 "Keyboard"
  phonegap-facebook-plugin 0.12.0 "Facebook Connect"
  </code></pre>
  
  <p>Can help me figure this out ?</p>
  
  <p>Thanks</p>