         let modelURL: NSURL = NSURL.fileURLWithPath(path)
         let mom: NSManagedObjectModel = NSManagedObjectModel(contentsOfURL: modelURL)
         return mom
+    }
+    
+    // Cleanup
+    class func cleanUp () -> () {
+        Static.defaultManagedObjectModel = nil
     }
 }
 

// MARK - SugarRecord Methods
class SugarRecord {
    
    // Shared singleton instance
    struct Static {
        static var onceToken : dispatch_once_t = 0
        static var instance : SugarRecord? = nil

                if savingBlock != nil  {
                    savingBlock(context: privateContext)
                }
                privateContext.save(false, savingParents: true, completion: completion)
            })
        }
    }
