Merge pull request #54 from Alfresco/dev-mvitale-50

Fix bug null date

Author: magemello

src/alfresco-core-rest-api/src/ApiClient.js

@@ -423,7 +423,7 @@
       case 'String':
         return String(data);
       case 'Date':
-        return this.parseDate(String(data));
+        return data ? this.parseDate(String(data)) : null;
       default:
         if (type === Object) {
           // generic object, return directly