create BMap project and copy-paste previous mesh convertion code

LibCmo/CK2/CKTypes.hpp

@@ -418,9 +418,7 @@ namespace LibCmo::CK2 {
 		}
 
 		auto operator<=>(const CKGUID& rhs) const {
-			auto cmp = this->d1 <=> rhs.d1;
-			if (cmp != 0)
-				return cmp;
+			if (auto cmp = this->d1 <=> rhs.d1; cmp != 0) return cmp;
 			return this->d2 <=> rhs.d2;
 		}
 		bool operator==(const CKGUID& rhs) const {

LibCmo/VTUtils.hpp

@@ -5,7 +5,9 @@
 #endif
 
 // https://stackoverflow.com/questions/2164827/explicitly-exporting-shared-library-functions-in-linux
-// generate import export macro
+// generate import export macro.
+// these macro is not used by LibCmo because LibCmo is static library
+// these macro may used by other project such as BMap.
 #if defined(_MSC_VER)
 //  Microsoft
 #define LIBCMO_RAW_EXPORT __declspec(dllexport)
@@ -22,7 +24,7 @@
 //  do nothing and hope for the best?
 #define LIBCMO_RAW_EXPORT
 #define LIBCMO_RAW_IMPORT
-#pragma warning Unknown dynamic link import/export semantics.
+#pragma warning "Unknown dynamic link import/export semantics."
 #endif
 
 // choosee proper style