Xamarin.Forms 1.3.0 Pre-release 1

Important notes:

• Generators for XAML pages should to be updated to use the new tool MSBuild:UpdateDesignTimeXaml instead of MSBuild:Compile
• Grid default is now *
• While this release does technically ship a Xamarin.iOS Unified API version of Xamarin.Forms, due to bugs in the Unified API it probably wont work unless you are running alpha channel.

Features and enhancements

• Styles support Behaviors and Triggers
• DataTrigger and MultiTrigger added
• VisualElement.IsFocused is now a BindableProperty
• Bindings are culture unaware
• iOS Unified Project support
• Use * as default grid size
• StaticResource searches in Application.Current.Resources too
• Add NavigationPage.HasBackButton
• Fix Fuchsia spelling, Obsolete the old spelling
• TypeConverter on FontSize
• SearchBar.CancelButtonColor (currently only supported on iOS)
• ListView context actions
• [Xaml] various Xamlg changes
• [Xaml] Convert Trigger.Value on applying the trigger
• [Xaml] Short property names allowed on Style setters
• [iOS] reuse renderers
• [iOS] use UiAlertController on iOS8
• [Android] rename WebRenderer to WebViewRenderer

Bug fixes

• Don't throw NRE in ResourceDictionaries when reparenting
• Fix map issue with IsShowingUser and location
• fix binding against arrays (https://bugzilla.xamarin.com/show_bug.cgi?id=24263)
• Resolve issue where Labels didn't reflow correctly inside of grids
• RelativeLayout now gives sane error when relative to non-child view
• fix NRE on removing ListView items (https://bugzilla.xamarin.com/show_bug.cgi?id=23778)
• [iOS] fix issue on Translating views of zero size
• [iOS] select picker first item (https://bugzilla.xamarin.com/show_bug.cgi?id=22352)
• [iOS] TabbedPage now updates icons correctly
• [iOS] Fix several memory leaks
• [iOS] Modal dialog scrolls to far (https://bugzilla.xamarin.com/show_bug.cgi?id=23904)
• [iOS] fix disposing renderers
• [Android] fix ListView.SelecteItem = null
• [Android] Allow user to override ActionBar TitleBar visibility
• [Android] disabled switches not showing on all devices
• [Android] rotation ignores anchor (https://bugzilla.xamarin.com/show_bug.cgi?id=23748)
• [Android] Button text alignment (https://bugzilla.xamarin.com/show_bug.cgi?id=21138, https://bugzilla.xamarin.com/show_bug.cgi?id=21368)
• [WP] Picker layout issue (https://bugzilla.xamarin.com/show_bug.cgi?id=22821)
• [WP] fix NRE on Picker
• [XAML] x:Reference now works in other markup extensions

EDIT- Release is now on nuget pre-release