feat(*): update to androidx and add mynteye jni

wrappers/android/mynteye/app/src/main/AndroidManifest.xml

@@ -6,6 +6,7 @@
   <application
       android:allowBackup="false"
       android:label="@string/app_name"
+      android:name=".MyApplication"
       android:supportsRtl="true"
       android:theme="@style/AppTheme"
       tools:ignore="GoogleAppIndexingWarning">

wrappers/android/mynteye/app/src/main/java/com/slightech/mynteye/demo/MainActivity.java

@@ -1,7 +1,10 @@
 package com.slightech.mynteye.demo;
 
-import android.support.v7.app.AppCompatActivity;
+import androidx.appcompat.app.AppCompatActivity;
 import android.os.Bundle;
+import com.slightech.mynteye.Device;
+import com.slightech.mynteye.DeviceUsbInfo;
+import timber.log.Timber;
 
 public class MainActivity extends AppCompatActivity {
 
@@ -9,5 +12,9 @@ public class MainActivity extends AppCompatActivity {
   protected void onCreate(Bundle savedInstanceState) {
     super.onCreate(savedInstanceState);
     setContentView(R.layout.activity_main);
+
+    for (DeviceUsbInfo info : Device.query()) {
+      Timber.i(info.toString());
+    }
   }
 }

wrappers/android/mynteye/app/src/main/java/com/slightech/mynteye/demo/MyApplication.java

@@ -0,0 +1,32 @@
+package com.slightech.mynteye.demo;
+
+import android.app.Application;
+import timber.log.Timber;
+
+public class MyApplication extends Application {
+
+  static {
+    try {
+      System.loadLibrary("mynteye_jni");
+    } catch (UnsatisfiedLinkError e) {
+      System.err.println("mynteye_jni library failed to load.\n" + e);
+    }
+  }
+
+  @Override public void onCreate() {
+    super.onCreate();
+    Timber.plant(new Timber.DebugTree());
+  }
+
+  @Override public void onLowMemory() {
+    super.onLowMemory();
+  }
+
+  @Override public void onTrimMemory(int level) {
+    super.onTrimMemory(level);
+  }
+
+  @Override public void onTerminate() {
+    super.onTerminate();
+  }
+}

wrappers/android/mynteye/app/src/main/res/layout/activity_main.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.constraint.ConstraintLayout
+<androidx.constraintlayout.widget.ConstraintLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
@@ -18,4 +18,4 @@
       app:layout_constraintTop_toTopOf="parent"
       />
 
-</android.support.constraint.ConstraintLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>