switch to toml11

it's better, believe me

include/TConfig.h

@@ -10,6 +10,8 @@ public:
 
     [[nodiscard]] bool Failed() const { return mFailed; }
 
+    void FlushToFile();
+
 private:
     void CreateConfigFile(std::string_view name);
     void ParseFromFile(std::string_view name);