Linux fix

- Fixed 'Instrumentor' by including 'ostream' & 'fstream'
- Fixed 'Application' by including 'Instrumentor'
- Fixed both 'RendererProgram''s 'Advance()', should have returned true

Engine/src/Engine/Core/Application.h

@@ -2,6 +2,8 @@
 
 #include "Base.h"
 
+#include "Debug/Instrumentor.h"
+
 #include "Layer/LayerStack.h"
 
 namespace Light {

Engine/src/Engine/Debug/Instrumentor.h

@@ -2,6 +2,9 @@
 
 #include "Base.h"
 
+#include <ostream>
+#include <fstream>
+
 #include <chrono>
 
 namespace Light {

Engine/src/Engine/Graphics/Renderer.cpp

@@ -120,6 +120,8 @@ namespace Light {
 
 	void Renderer::EndFrame()
 	{
+		m_RenderCommand->SwapBuffers();
+		m_RenderCommand->ClearBackBuffer();
 	}
 
 	void Renderer::BeginSceneImpl(const std::shared_ptr<Camera>& camera)
@@ -158,9 +160,6 @@ namespace Light {
 			m_TextureRenderer.Bind();
 			m_RenderCommand->DrawIndexed(m_TextureRenderer.GetQuadCount() * 6u);
 		}
-
-		m_RenderCommand->SwapBuffers();
-		m_RenderCommand->ClearBackBuffer();
 	}
 
 }

Engine/src/Engine/Graphics/RendererPrograms/QuadRendererProgram.cpp

@@ -33,6 +33,7 @@ namespace Light {
 
 		m_MapCurrent += 4;
 		m_QuadCount++;
+		return true;
 	}
 
 	void QuadRendererProgram::SetCamera(const Camera& camera)

Engine/src/Engine/Graphics/RendererPrograms/TextureRendererProgram.cpp

@@ -33,6 +33,7 @@ namespace Light {
 
 		m_MapCurrent += 4;
 		m_QuadCount++;
+		return true;
 	}
 
 	void TextureRendererProgram::SetCamera(const Camera& camera)