Fix warnings and errors in StarterPack content

nuspec/iOSContent/AppDelegate.cs.txt.pp

@@ -9,13 +9,9 @@ namespace $rootnamespace$
     [Register("AppDelegate")]
     public partial class AppDelegate : MvxApplicationDelegate
     {
-        public override UIWindow Window
-        {
-            get;
-            set;
-        }
+        public override UIWindow Window { get; set; }
 
-        public override bool FinishedLaunching(UIApplication app, NSDictionary options)
+        public override bool FinishedLaunching(UIApplication application, NSDictionary launchOptions)
         {
             Window = new UIWindow(UIScreen.MainScreen.Bounds);
 

nuspec/iOSContent/MainView.cs.pp

@@ -1,5 +1,6 @@
 using MvvmCross.Binding.BindingContext;
 using MvvmCross.iOS.Views;
+using MvvmCross.iOS.Views.Presenters.Attributes;
 
 namespace $rootnamespace$.Views
 {