Use static linking instead of dynamic linking

include/core/Transform.hpp

@@ -1,16 +1,6 @@
 #ifndef TRANSFORM_H
 #define TRANSFORM_H
 
-#if defined(_WIN32)
-#  ifdef _GD_CPP_CORE_API_IMPL
-#    define GD_CPP_CORE_API __declspec(dllexport)
-#  else
-#    define GD_CPP_CORE_API __declspec(dllimport)
-#  endif
-#else
-#  define GD_CPP_CORE_API
-#endif
-
 #include "Basis.hpp"
 
 #include "Plane.hpp"
@@ -18,7 +8,7 @@
 
 namespace godot {
 
-class GD_CPP_CORE_API Transform {
+class Transform {
 public:
 
 	Basis basis;