iPhone 6 screen info added, WiFi reachability
Merge branch 'master' of github.com:XForms/Xamarin-Forms-Labs

Conflicts:

src/Xamarin.Forms.Labs/Xamarin.Forms.Labs.Droid/Resources/Resource.desig
ner.cs
	src/Xamarin.Forms.Labs/Xamarin.Forms.Labs.Droid/Services/Network.cs
	src/Xamarin.Forms.Labs/Xamarin.Forms.Labs.WP/Services/Network.cs
	src/Xamarin.Forms.Labs/Xamarin.Forms.Labs/Services/INetwork.cs