Add a pair button to the UI. Fix the hardcoded MAC address string. Pass the device model in the pairing request.

res/layout/activity_connection.xml

@@ -7,29 +7,31 @@
     android:paddingRight="@dimen/activity_horizontal_margin"
     android:paddingTop="@dimen/activity_vertical_margin"
     tools:context=".Connection" >
+    
+    <Button
+        android:id="@+id/pairButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@+id/statusButton"
+        android:layout_centerHorizontal="true"
+        android:text="Pair with PC"/>
 
     <EditText
         android:id="@+id/hostTextView"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:layout_alignParentLeft="true"
+        android:layout_alignParentRight="true"
         android:layout_alignParentTop="true"
-        android:layout_centerHorizontal="true"
-        android:layout_marginTop="60dp"
         android:ems="10"
-        android:hint="255.255.255.255"
-        android:textSize="50dp" >
-
-        <requestFocus />
-    </EditText>
+        android:hint="IP address of GeForce PC" />
 
     <Button
         android:id="@+id/statusButton"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_below="@+id/editText1"
+        android:layout_below="@+id/hostTextView"
         android:layout_centerHorizontal="true"
-        android:layout_marginTop="131dp"
-        android:text="Start Streaming Steam!"
-        android:textSize="50dp" />
+        android:text="Start Streaming Steam!" />
 
 </RelativeLayout>