Revert "Optimized synchronization of signals for better performance"

This reverts commit c8134e3a.

src/main/java/avatartranslator/modelchecker/AvatarModelChecker.java

@@ -70,6 +70,7 @@ public class AvatarModelChecker implements Runnable, myutil.Graph {
     private Map<Integer, SpecificationState> states;
     private Map<Long, SpecificationState> statesByID;
     private List<SpecificationState> pendingStates;
+
     //private List<SpecificationLink> links;
     private int nbOfLinks;
     private long stateID = 0;
@@ -914,6 +915,7 @@ public class AvatarModelChecker implements Runnable, myutil.Graph {
         }
     }
 
+
     public boolean oldEvaluateBoolExpression(String _expr, AvatarBlock _block, SpecificationBlock _sb) {
         String act = _expr;
         int cpt = 0;