implement all DLL exports (as TODOs)

Now we can use our own compiled LEGO1.LIB rather than one generated from the original. Also implements a script that tests them to help ensure future commits don't break them.

LEGO1/realtimeview.cpp

@@ -0,0 +1,32 @@
+#include "realtimeview.h"
+
+// 0x10101048
+float g_userMaxLod = 3.6f;
+
+// 0x1010104c
+float g_partsThreshold = 1000.0f;
+
+// OFFSET: LEGO1 0x100a5e00
+float RealtimeView::GetUserMaxLOD()
+{
+  // TODO
+  return 0;
+}
+
+// OFFSET: LEGO1 0x100a5e10
+float RealtimeView::GetPartsThreshold()
+{
+  return g_partsThreshold;
+}
+
+// OFFSET: LEGO1 0x100a5de0
+void RealtimeView::SetUserMaxLOD(float p_lod)
+{
+  g_userMaxLod = p_lod;
+}
+
+// OFFSET: LEGO1 0x100a5df0
+void RealtimeView::SetPartsThreshold(float p_threshold)
+{
+  g_partsThreshold = p_threshold;
+}