add getBoardSquare

ttt_interface/ttt.cpp

@@ -200,6 +200,10 @@ int getCols(GAME_CODE theGameCode) {
   return strToInt(parseGameStatus(theGameCode)["cols"]);
 }
 
+int getInARow(GAME_CODE theGameCode) {
+  return strToInt(parseGameStatus(theGameCode)["inARow"]);
+}
+
 string getBoard(GAME_CODE theGameCode) {
   return parseGameStatus(theGameCode)["board"];
 }