Add in-app privacy policy link to comply with Google Play policies

Also added Setup Guide and Troubleshooting Guide links too.

app/src/main/java/com/limelight/preferences/StreamSettings.java

@@ -232,6 +232,13 @@ public class StreamSettings extends Activity {
                 category.removePreference(findPreference("checkbox_enable_pip"));
             }
 
+            // Fire TV apps are not allowed to use WebViews or browsers, so hide the Help category
+            if (getActivity().getPackageManager().hasSystemFeature("amazon.hardware.fire_tv")) {
+                PreferenceCategory category =
+                        (PreferenceCategory) findPreference("category_help");
+                screen.removePreference(category);
+            }
+
             // Remove the vibration options if the device can't vibrate
             if (!((Vibrator)getActivity().getSystemService(Context.VIBRATOR_SERVICE)).hasVibrator()) {
                 PreferenceCategory category =

app/src/main/java/com/limelight/preferences/WebLauncherPreference.java

@@ -0,0 +1,45 @@
+package com.limelight.preferences;
+
+import android.annotation.TargetApi;
+import android.content.Context;
+import android.os.Build;
+import android.preference.Preference;
+import android.util.AttributeSet;
+
+import com.limelight.utils.HelpLauncher;
+
+public class WebLauncherPreference extends Preference {
+    private String url;
+
+    public WebLauncherPreference(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+        initialize(attrs);
+    }
+
+    public WebLauncherPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        initialize(attrs);
+    }
+
+    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
+    public WebLauncherPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+        initialize(attrs);
+    }
+
+    private void initialize(AttributeSet attrs) {
+        if (attrs == null) {
+            throw new IllegalStateException("WebLauncherPreference must have attributes!");
+        }
+
+        url = attrs.getAttributeValue(null, "url");
+        if (url == null) {
+            throw new IllegalStateException("WebLauncherPreference must have 'url' attribute!");
+        }
+    }
+
+    @Override
+    public void onClick() {
+        HelpLauncher.launchUrl(getContext(), url);
+    }
+}

app/src/main/java/com/limelight/utils/HelpLauncher.java

@@ -8,7 +8,7 @@ import android.net.Uri;
 import com.limelight.HelpActivity;
 
 public class HelpLauncher {
-    private static void launchUrl(Context context, String url) {
+    public static void launchUrl(Context context, String url) {
         // Try to launch the default browser
         try {
             Intent i = new Intent(Intent.ACTION_VIEW);