Add getSpecificTournament in QI

frontend/core/src/com/gameware/game/QueryIntermediate.java

@@ -160,6 +160,15 @@ public class QueryIntermediate {
         return tournaments;
     }
 
+    public static Tournament getSpecificTournament(String tournamentID) throws IOException, NoSuchElementException {
+        String route = "tournament/specific/" + tournamentID;
+        String[] response = sendGetRequest(route);
+        checkStatusCode(response);
+        Tournament tournament = json.fromJson(Tournament.class, response[1]);
+        checkObjectNotNull(tournament);
+        return tournament;
+    }
+
     public static Tournament joinATournament(String playerId) throws IOException, NoSuchElementException {
         String route = "tournament/join/";
         Map<String, String> params = new HashMap<>();