Unlock Achievement with Promises

gistfile1.cs

public override Promise unlockAchievements (string name, double points, bool autoStart = true)
		{
			var deferred = new Deferred<bool>();
			string format = "Unlock Achievement " + name + " with " + points;
			deferred.OnFulfilled += (bool result) => Debug.Log(format + ": " + result);
			deferred.OnFailed += (bool result) => Debug.Log(format + ": " + result);

			deferred.action += () => 
				Social.ReportProgress(name, points, (bool success) => {
					if(success)
						deferred.Fulfill(success);
					else
						deferred.Fail(new Exception(format + " failed."));
				});

			return autoStart ? deferred.RunAsync() : deferred;
		}