-Implemented ability to configure game controls by moving them around individually. Controls save locations once they are placed.

Source/Android/app/src/main/res/layout/fragment_emulation.xml

@@ -20,4 +20,16 @@
         android:layout_width="match_parent"
         android:focusable="true"
         android:focusableInTouchMode="true"/>
+
+    <Button
+        android:id="@+id/done_control_config"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:padding="@dimen/spacing_small"
+        android:background="@color/dolphin_blue"
+        android:textColor="@color/lb_tv_white"
+        android:text="@string/emulation_done"
+        android:visibility="gone"/>
+
 </FrameLayout>