Use forward declares to move Renderer include to StringTable source file

Author: DanRStevens

appOPHD/UI/StringTable.cpp

@@ -4,6 +4,7 @@
 #include "../Constants/UiConstants.h"
 
 #include <NAS2D/Utility.h>
+#include <NAS2D/Renderer/Renderer.h>
 
 #include <stdexcept>
 #include <algorithm>

appOPHD/UI/StringTable.h

@@ -1,6 +1,5 @@
 #pragma once
 
-#include <NAS2D/Renderer/Renderer.h>
 #include <NAS2D/Renderer/Color.h>
 #include <NAS2D/Math/Point.h>
 #include <NAS2D/Math/Rectangle.h>
@@ -12,6 +11,13 @@
 #include <cstddef>
 
 
+namespace NAS2D
+{
+	class Font;
+	class Renderer;
+}
+
+
 // Draw a 2 dimensional table of text. Determine cell size based on inserted text, font, and padding. Only allows one line of text per cell.
 class StringTable
 {