Added ConsoleBrowser2 and WebpageSnapshot demos

- Split the Lazarus demos directory into "Lazarus_Windows" and "Lazarus_Linux".
- Added OSRExternalPumpBrowser and TinyBrowser2 demos to "Lazarus_Linux".
- Set TBufferPanel.GetScreenScale as virtual.
- Added DevTools to the SchemeRegistrationBrowser demo.
- Modified the SchemeRegistrationBrowser demo to receive XMLHttpRequest requests from JavaScript.

demos/Lazarus_Windows/SimpleBrowser2/SimpleBrowser2.lpr

@@ -0,0 +1,34 @@
+program SimpleBrowser2;
+
+{$mode objfpc}{$H+}
+
+uses
+  {$IFDEF UNIX}{$IFDEF UseCThreads}
+  cthreads,
+  {$ENDIF}{$ENDIF}
+  Interfaces, // this includes the LCL widgetset
+  Forms, uSimpleLazarusBrowser,
+  { you can add units after this }
+  uCEFApplication;
+
+{$R *.res}
+
+{$IFDEF MSWINDOWS}
+  // CEF3 needs to set the LARGEADDRESSAWARE flag which allows 32-bit processes to use up to 3GB of RAM.
+  {$SetPEFlags $20}
+{$ENDIF}
+
+begin
+  CreateGlobalCEFApp;
+
+  if GlobalCEFApp.StartMainProcess then
+    begin
+      RequireDerivedFormResource := True;
+      Application.Initialize;
+      Application.CreateForm(TForm1, Form1);
+      Application.Run;
+    end;
+
+  DestroyGlobalCEFApp;
+end.
+