Rename Display to Window.

It makes more sense to be consistent and always call it window.

source/Platform/PlatformWindow.cpp

@@ -0,0 +1,39 @@
+
+#include <Spectre/Window/Window.h>
+#include "PlatformWindow.h"
+
+#ifdef SPECTRE_PLATFORM_WIN
+#include <Platform/Win32/Win32Window.h>
+typedef sp::Win32Window WindowType;
+#elif SPECTRE_PLATFORM_UNIX
+#include <Platform/Unix/X11Window.h>
+typedef sp::X11Window WindowType;
+#else
+#error "No Window implementation exists"
+#endif
+
+namespace sp {
+
+PlatformWindow* PlatformWindow::make(Window* parent)
+{
+	WindowType* disp = new WindowType();
+	disp->m_parent = parent;
+	return disp;
+}
+
+PlatformWindow::PlatformWindow()
+{
+}
+
+PlatformWindow::~PlatformWindow()
+{
+	// Nothing to do.
+}
+
+void PlatformWindow::onReshape(int width, int height)
+{
+	// Forward to parent.
+	m_parent->onReshape(width, height);
+}
+
+} // namespace sp