AppListFragment: Style list items.

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

 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
               android:orientation="vertical"
+              android:gravity="center_vertical"
               android:layout_width="match_parent"
-              android:layout_height="@dimen/default_list_item_height">
+              android:layout_height="@dimen/default_list_item_height"
+              android:background="?selectableItemBackground">
 
     <TextView
             android:id="@+id/label_name"
@@ -10,6 +12,6 @@
             android:layout_height="wrap_content"
             android:layout_gravity="start"
             android:paddingLeft="@dimen/default_list_item_margin_side"
-            android:textStyle="bold"/>
+            android:textAppearance="@style/TextAppearance.AppCompat.Body2"/>
 
 </LinearLayout>
\ No newline at end of file

app/src/main/res/values/dimensions.xml

@@ -18,5 +18,5 @@
     <dimen name="loading_dialog_text_margin">16dp</dimen>
     
     <dimen name="default_list_item_margin_side">16dp</dimen>
-    <dimen name="default_list_item_height">48dp</dimen>
+    <dimen name="default_list_item_height">56dp</dimen>
 </resources>