fix code that causes error in getIsQuestionToAsk

Author: marcobarilari

src/gui/createQuestionList.m

@@ -36,6 +36,8 @@
     if cfg.subject.askGrpSess(1)
         questions.questionsToAsk{1, 1} = questions.group;
         questions.questionsToAsk{1, 2} = false;
+      else
+        questions.questionsToAsk{1, 2} = false;
     end
 
     % the subject number
@@ -46,6 +48,8 @@
     if  cfg.subject.askGrpSess(2)
         questions.questionsToAsk{3, 1} = questions.session;
         questions.questionsToAsk{3, 2} = true;
+      else
+        questions.questionsToAsk{3, 2} = flase;
     end
 
     % the run number