update json to have current date set

dream/simulation/Examples/ACO_test.json

 {
   "edges": {
     "con_10": [
-      "Q2", 
-      "M2", 
+      "Q1", 
+      "M1", 
       {}
     ], 
     "con_15": [
-      "Q3", 
-      "EDM", 
+      "Q2", 
+      "M2", 
       {}
     ], 
     "con_5": [
-      "Q1", 
-      "M1", 
+      "Q3", 
+      "EDM", 
       {}
     ]
   }, 
   "general": {
     "confidenceLevel": "0.95", 
-    "currentDate": "", 
+    "currentDate": "2013/01/01", 
     "maxSimTime": "-1", 
     "numberOfAntsPerGenerations": "20", 
     "numberOfGenerations": "10",