move all native code to plugin

Former-commit-id: c5f61e7

.gitignore

@@ -1,5 +1,7 @@
 .DS_Store
 /dist
+platforms/
+plugins/
 /www
 node_modules
 .sass-cache/

config.xml

@@ -10,6 +10,7 @@
     <content src="index.html" />
     <access origin="*" />
     <allow-intent href="*" />
+    <allow-navigation href="*" />
     <preference name="AllowInlineMediaPlayback" value="true" />
     <preference name="MediaPlaybackRequiresUserAction" value="false" />
     <preference name="UIWebViewBounce" value="false" />
@@ -18,7 +19,7 @@
     <preference name="KeyboardDisplayRequiresUserAction" value="false" />
     <icon src="res/icon.png" />
     <platform name="android">
-        <preference name="android-minSdkVersion" value="16" />
+        <preference name="android-minSdkVersion" value="19" />
         <preference name="android-targetSdkVersion" value="23" />
         <preference name="BackgroundColor" value="0x00000000" />
         <icon density="ldpi" src="res/android/ldpi/icon.png" />
@@ -28,4 +29,5 @@
         <icon density="xxhdpi" src="res/android/xxhdpi/icon.png" />
         <icon density="xxxhdpi" src="res/android/xxxhdpi/icon.png" />
     </platform>
+    <plugin name="cordova-plugin-whitelist" spec="^1.3.3" />
 </widget>

package.json

@@ -13,11 +13,17 @@
   "dependencies": {
     "acorn": "^6.0.5",
     "cordova": "^7.1.0",
+    "cordova-plugin-whitelist": "^1.3.3",
     "del": "^3.0.0",
     "gulp": "^4.0.0",
     "gulp-clean-css": "^4.0.0",
     "gulp-dom": "^1.0.0",
     "gulp-if": "^2.0.2",
     "gulp-uglify": "^3.0.1"
+  },
+  "cordova": {
+    "plugins": {
+      "cordova-plugin-whitelist": {}
+    }
   }
-}
+}