* AndroidManifest.xml: Added Forms pages

* App.cs:
* toolkit_bg.png:
* SampleForms.PCL.iOS.csproj:
* SampleForms.PCL.csproj:
* Resource.designer.cs:
* SampleForms.PCL.Android.csproj:
* toolkit_bg.png:
* Settings.xaml:
* LoginPage.xaml:
* FirstPage.xaml:
* SecondPage.xaml:
* Settings.xaml.cs:
* LandingPage.xaml:
* FirstPage.xaml.cs:
* LoginPage.xaml.cs:
* WebViewSample.xaml:
* SecondPage.xaml.cs:
* LandingPage.xaml.cs:
* ConnectToEnvoy.xaml:
* WebViewSample.xaml.cs:
* ConnectToEnvoy.xaml.cs: