code cleanup

Author: MO

config.xml

@@ -76,11 +76,12 @@
  <splash height="480" src="resources/ios/splash/Default~iphone.png" width="320" />
  <splash height="2732" src="resources/ios/splash/Default@2x~universal~anyany.png" width="2732" />
  </platform>
- <plugin name="ionic-plugin-keyboard" spec="~2.2.1" />
- <plugin name="cordova-plugin-whitelist" spec="1.3.1" />
- <plugin name="cordova-plugin-statusbar" spec="https://github.com/apache/cordova-plugin-statusbar.git" />
- <plugin name="cordova-plugin-device" spec="1.1.4" />
- <plugin name="cordova-plugin-splashscreen" spec="~4.0.1" />
- <plugin name="cordova-plugin-ionic-webview" spec="^1.1.11" />
+ <engine name="ios" spec="^4.4.0" />
+ <plugin name="cordova-plugin-device" spec="^1.1.4" />
  <plugin name="cordova-plugin-geolocation" spec="^2.4.3" />
+ <plugin name="cordova-plugin-ionic-webview" spec="^1.1.16" />
+ <plugin name="cordova-plugin-splashscreen" spec="^4.0.3" />
+ <plugin name="cordova-plugin-statusbar" spec="git+https://github.com/apache/cordova-plugin-statusbar.git" />
+ <plugin name="cordova-plugin-whitelist" spec="^1.3.1" />
+ <plugin name="ionic-plugin-keyboard" spec="^2.2.1" />
 </widget>