Cleaned up code for an Android 4.2.2 issue

Author: chrisriesgo

src/CustomLayouts/HomePage.cs

@@ -124,7 +124,6 @@ View CreateTabs()
 		{
 			var pagerIndicator = new PagerIndicatorTabs() { HorizontalOptions = LayoutOptions.CenterAndExpand };
 			pagerIndicator.RowDefinitions.Add(new RowDefinition() { Height = 50 });
-			pagerIndicator.SetBinding(PagerIndicatorTabs.ColumnDefinitionsProperty, "Pages", BindingMode.Default, new SpacingConverter());
 			pagerIndicator.SetBinding (PagerIndicatorTabs.ItemsSourceProperty, "Pages");
 			pagerIndicator.SetBinding (PagerIndicatorTabs.SelectedItemProperty, "CurrentPage");
 

src/CustomLayouts/PagerIndicatorTabs.cs

@@ -112,6 +112,12 @@ void ItemsSourceChanged ()
 		{
 			if (ItemsSource == null) return;
 
+			this.ColumnDefinitions.Clear();
+			foreach(var item in ItemsSource)
+			{
+				this.ColumnDefinitions.Add(new ColumnDefinition() { Width = new GridLength(1, GridUnitType.Star) });
+			}
+
 			CreateTabs();
 		}