Added optimisation and test exchange selection in Makefile

Joel Grunbaum

2022-01-12 353657fa069326a4036f2c9872e420c85f44b4e9

 json.cpp

@@ -48,7 +48,8 @@
   mapOrder = {{"BUY", book::Buy}, {"SELL", book::Sell}};

   mapTrade = {{"BUY_AGGRESSOR", BUY_AGGRESSOR},
               {"SELL_AGGRESSOR", SELL_AGGRESSOR}};
               {"SELL_AGGRESSOR", SELL_AGGRESSOR},
                {"BROKER_TRADE", BROKER_TRADE}};

   mapOrderSide = {{book::Buy, "BUY"}, {book::Sell, "SELL"}};
}