Restructured the project.

Now header files are inside the include folder, and the source files inside src.
Moved the projects files inside a projects folder.
Precompiled static libs will be inside libs folder.

src/examples/empty_window/empty_window.cpp

@@ -0,0 +1,65 @@
+#include <eepp/ee.hpp>
+
+// EE_MAIN_FUNC is needed for some platforms to export the main function as C function.
+EE_MAIN_FUNC int main (int argc, char * argv [])
+{
+	// Create a new window
+	cWindow * win = cEngine::instance()->CreateWindow( WindowSettings( 960, 640, 32, WindowStyle::Default, "", "eepp - Empty Window" ), ContextSettings(  ) );
+
+	// Set window background color
+	win->BackColor( eeColor( 50, 50, 50 ) );
+
+	// Check if created
+	if ( win->Created() )
+	{
+		// Get input pointer
+		cInput * imp = win->GetInput();
+
+		eeFloat ang = 0;
+
+		// Application loop
+		while ( win->Running() )
+		{
+			// Update the input
+			imp->Update();
+
+			// Check if ESCAPE key is pressed
+			if ( imp->IsKeyDown( KEY_ESCAPE ) )
+			{
+				// Close the window
+				win->Close();
+			}
+
+			ang += cEngine::instance()->Elapsed() * 0.01;
+
+			// Create an instance of the primitive renderer
+			cPrimitives p;
+
+			// Set the primitive color
+			p.SetColor( eeColorA( 0, 150, 0, 150 ) );
+
+			// Draw a rectangle
+			p.DrawRectangle( 100, 100, win->GetWidth() - 200, win->GetHeight() - 200, ang );
+
+			// Change the color
+			p.SetColor( eeColorA( 0, 255, 0, 150 ) );
+
+			// Draw a circle
+			p.DrawCircle( win->GetWidth() / 2, win->GetHeight() / 2, 200 );
+
+			// Draw frame
+			win->Display();
+
+			// Sleep thread for 10 ms
+			eeSleep( 10 );
+		}
+	}
+
+	// Destroy the engine instance. Destroys all the windows and engine singletons.
+	cEngine::DestroySingleton();
+
+	// If was compiled in debug mode it will print the memory manager report
+	EE::MemoryManager::LogResults();
+
+	return 0;
+}