UI improvements and fixes for older Android versions

app/src/main/res/layout/contact_row.xml

@@ -1,5 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
+<?xml version="1.0" encoding="utf-8"?><!--
   ~ Copyright 2015 Christian Basler
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,9 +15,10 @@
   -->
 
 <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="wrap_content">
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="@drawable/bg_item_selectable">
 
     <ImageView
         android:id="@+id/avatar"
@@ -28,7 +28,7 @@
         android:layout_alignParentTop="true"
         android:layout_margin="16dp"
         android:src="@color/colorAccent"
-        tools:ignore="ContentDescription"/>
+        tools:ignore="ContentDescription" />
 
     <TextView
         android:id="@+id/name"
@@ -44,7 +44,7 @@
         android:paddingTop="0dp"
         android:textAppearance="?android:attr/textAppearanceMedium"
         android:textStyle="bold"
-        tools:text="Name"/>
+        tools:text="Name" />
 
     <TextView
         android:id="@+id/address"
@@ -57,6 +57,6 @@
         android:paddingLeft="8dp"
         android:paddingRight="8dp"
         android:textAppearance="?android:attr/textAppearanceSmall"
-        tools:text="BM-2cW0000000000000000000000000000000"/>
+        tools:text="BM-2cW0000000000000000000000000000000" />
 
 </RelativeLayout>