There are two games taking place at the Aviva this Saturday. The event — a celebration of sport in a stadium that will be rocking with anticipation — and the game itself. Ireland are the world’s number one side and France are coming to town intent on taking that crown.  With only seven months until the Rugby World Cup, Ireland has the chance to play France and maintain its world-leading position for the first time in Six Nations history. The three dominant southern hemisphere teams are now outside those rankings for the first time ever. But while the noise will…