Update and fix some cordova modules

config.xml

@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='utf-8'?>
-<widget id="com.herocc.school.sinfo" version="0.0.2" xmlns="http://www.w3.org/ns/widgets" xmlns:cdv="http://cordova.apache.org/ns/1.0">
+<widget id="com.herocc.school.sinfo" version="0.2.0" xmlns="http://www.w3.org/ns/widgets" xmlns:cdv="http://cordova.apache.org/ns/1.0">
     <name>SInfo</name>
     <description />
     <author email="email" href="http://ionicframework.com/">CC</author>
@@ -13,7 +13,7 @@
     <allow-intent href="mailto:*" />
     <allow-intent href="geo:*" />
     <preference name="ScrollEnabled" value="false" />
-    <preference name="android-minSdkVersion" value="16" />
+    <preference name="android-minSdkVersion" value="19" />
     <preference name="BackupWebStorage" value="none" />
     <preference name="SplashMaintainAspectRatio" value="true" />
     <preference name="FadeSplashScreenDuration" value="300" />
@@ -41,7 +41,6 @@
         <splash density="port-xxhdpi" src="resources/android/splash/drawable-port-xxhdpi-screen.png" />
         <splash density="port-xxxhdpi" src="resources/android/splash/drawable-port-xxxhdpi-screen.png" />
         <preference name="CodePushDeploymentKey" value="TbTsMHh44Gmr-mPm92EnWxkL7dgaHk4G-ysWG" />
-        <preference name="AndroidPersistentFileLocation" value="Compatibility" />
     </platform>
     <platform name="ios">
         <allow-intent href="itms:*" />
@@ -80,9 +79,6 @@
         <splash height="2732" src="resources/ios/splash/Default@2x~universal~anyany.png" width="2732" />
         <preference name="CodePushDeploymentKey" value="4FzYw6h3IDEX1W3msfBtGidQ6FkDr1V4ZJsWz" />
     </platform>
-    <engine name="browser" spec="5.0.1" />
-    <engine name="ios" spec="4.5.4" />
-    <engine name="android" spec="6.3.0" />
     <plugin name="ionic-plugin-keyboard" spec="^2.2.1" />
     <plugin name="cordova-plugin-whitelist" spec="^1.3.3" />
     <plugin name="cordova-plugin-device" spec="^1.1.7" />
@@ -95,5 +91,7 @@
     <plugin name="cordova-plugin-code-push" spec="^1.10.1" />
     <plugin name="cordova-plugin-qrscanner" spec="^2.5.0" />
     <plugin name="cordova-plugin-camera" spec="^3.0.0" />
-    <allow-navigation href="http://192.168.1.26:8100" />
+    <engine name="browser" spec="5.0.1" />
+    <engine name="android" spec="7.1.1" />
+    <engine name="ios" spec="~4.5.5" />
 </widget>