Added storage write permission to allow webview file download

android/app/src/main/AndroidManifest.xml

     <uses-permission android:name="android.permission.VIBRATE"/>
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
     <uses-permission android:name="android.permission.READ_INTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
     <uses-permission android:name="com.google.android.c2dm.permission.RECEIVE"/>
 
     <application

android/app/src/release/AndroidManifest.xml

     <uses-permission android:name="android.permission.VIBRATE"/>
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
     <uses-permission android:name="android.permission.READ_INTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
 
     <uses-permission tools:node="remove" android:name="android.permission.SYSTEM_ALERT_WINDOW"/>
     <uses-permission tools:node="remove" android:name="android.permission.MANAGE_DOCUMENTS"/>
     <uses-permission tools:node="remove" android:name="android.permission.WRITE_CALENDAR"/>
     <uses-permission tools:node="remove" android:name="android.permission.READ_EXTERNAL_STORAGE"/>
     <uses-permission tools:node="remove" android:name="android.permission.RECORD_AUDIO"/>
-    <uses-permission tools:node="remove" android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
-    <uses-permission tools:node="remove" android:name="android.permission.WRITE_SETTINGS"/>
+        <uses-permission tools:node="remove" android:name="android.permission.WRITE_SETTINGS"/>
     <uses-permission tools:node="remove" android:name="android.permission.ACCESS_NETWORK_STATE"/>
 
 </manifest>