Adjusted grid size

res/layout-large/feedlist.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
     android:orientation="vertical" >
@@ -9,16 +10,18 @@
         android:layout_width="match_parent"
         android:layout_height="0dp"
         android:layout_weight="1"
-        android:horizontalSpacing="32dp"
+        android:horizontalSpacing="16dp"
         android:numColumns="auto_fit"
-        android:verticalSpacing="32dp" />
+        android:stretchMode="columnWidth"
+        android:verticalSpacing="32dp"
+        tools:listitem="@layout/feedlist_item_grid" />
 
     <TextView
         android:id="@id/android:empty"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:gravity="center"
         android:layout_gravity="center"
+        android:gravity="center"
         android:text="@string/no_feeds_label" />
 
 </LinearLayout>

res/layout/feedlist_item_grid.xml

@@ -5,8 +5,8 @@
 
     <ImageView
         android:id="@+id/imgvFeedimage"
-        android:layout_width="200dip"
-        android:layout_height="200dip"
+        android:layout_width="160dip"
+        android:layout_height="160dip"
         android:layout_alignParentTop="true"
         android:layout_centerHorizontal="true"
         android:layout_margin="8dp"