service: Logging of console output to UI

Change-Id: I89fb0c0672581c1723a2216e63d7fd2be0e2f6e1
Refs: #2434
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index cb17103..ee8e9b5 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,10 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
-    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
     android:paddingRight="@dimen/activity_horizontal_margin"
     android:paddingTop="@dimen/activity_vertical_margin"
-    android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    tools:context=".MainActivity">
 
     <Button
         android:id="@+id/nfd_button"
@@ -12,6 +15,14 @@
         android:layout_height="wrap_content"
         android:onClick="toggleNfdState"
         android:enabled="false"
-        android:text="Checking on NFD Service ..." />
+        android:text="@string/checking_on_nfd" />
+
+    <Button
+        android:id="@+id/launch_logger"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/nfd_button"
+        android:onClick="launchLogActivity"
+        android:text="@string/launch_logger" />
 
 </RelativeLayout>