GameController supports Global Game Stuck

rules/game_process.tex

@@ -421,6 +421,7 @@ \subsubsection{Global Game Stuck}
 Once the referee calls Global Game Stuck, players enter the \texttt{ready} state, and a new kick-off is awarded.
 For the first Global Game Stuck of a half, the kick-off is awarded to the team that did not have the initial kick-off of the half.
 For any further Global Game Stuck calls of a half, kick-off is awarded to the team that did not receive kick-off in the previous Global Game Stuck call.
+The GameController will display which team should be awarded kick-off following a Global Game Stuck call.
 
 A global game stuck can only be called if at least one robot has touched the ball since the previous kick-off.