include what you use in betterRenderer

Its sources reached the standard library through the project headers they
included; those are imports now. 178 headers across 56 files, plus 18 C
library headers elsewhere for memcpy/printf and friends. MSVC's STL does
not supply these transitively the way libstdc++ does.

betterRenderer/renderer/include/nvrenderer/nvrenderer.h

@@ -38,6 +38,17 @@ import eu07.rendering.renderer;
 #include "resource_registry.h"
 import eu07.environment.sky;
 import eu07.glm;
+#include <array>
+#include <condition_variable>
+#include <cstddef>
+#include <cstdint>
+#include <functional>
+#include <optional>
+#include <string>
+#include <unordered_map>
+#include <unordered_set>
+#include <utility>
+#include <vector>
 
 namespace Rt {
 struct IRtModel;

betterRenderer/renderer/include/nvrenderer/nvrenderer_enums.h

@@ -1,4 +1,5 @@
 #pragma once
+#include <cstdint>
 
 namespace RendererEnums {
 

betterRenderer/renderer/include/nvrenderer/quadtree.h

@@ -5,6 +5,8 @@
 #include <vector>
 import eu07.glm;
 #include <cstdint>
+#include <cstddef>
+#include <limits>
 
 struct QuadTreeLeave {
   QuadTreeLeave(const glm::dvec3& origin, const glm::dvec3& extent,

betterRenderer/renderer/include/nvrenderer/resource_registry.h

@@ -4,6 +4,9 @@
 
 #include <entt/entt.hpp>
 import eu07.glm;
+#include <cstddef>
+#include <cstdint>
+#include <memory>
 
 class NvTextureManager;
 class MaResourceRegistry;