WARNING: Breaking change to the renderer API in this release.

• Renderer API's have been updated to be made more consistent (details below).
• ModifierType has been removed (unused data type).

• TableView.Root is marked as content and can now be set implicitly with XAML
• Android MasterDetailPage now uses true DrawerLayout.
• XAML now supports OnIdiom for conditional phone/tablet layouts.
• TapGestureRecognizers now support Commanding and can be used from XAML.
• Binding now additionally has an empty constructor to allow more usage from XAML.
• ListView.GroupDisplayBinding and GroupShortNameBinding can now accept a regular string in XAML: <ListView GroupDisplayBinding="My.Path" />

##Bug Fixes

• Entry keyboard updates property on iOS now.
• NullReferenceException on iOS 6.1 fixed.
• The Expression-based SetBinding overload's stringFormat parameter now works as expected.
• SearchBar no longer requires API 16 on Android.
• Android toolbar now works correctly for ToolbarItems on navigation pages.
• EntryCell.IsEnabled now works.
• UriImageSource.Uri no longer throws exceptions when null.
• Android should no longer use the incorrect context after context recreation events.

• Model renamed to Element (and all references updated).
• Most renderers now subclass from ViewRenderer on all platforms.
• OnElementPropertyChanged replaces OnModelPropertyChanged.
• OnElementChanged replaces OnModelSet/OnModelChanged.
• Windows Phone renderers are now public.
• Most renderers now subclass generic super-class (no casting needed).
• Other minor changes (see porting guide on forums).