/// <summary>
        /// Add the calender item to the pebble
        /// </summary>
        /// <param name="ID"></param>
        /// <param name="Description"></param>
        /// <param name="Location"></param>
        /// <param name="Time"></param>
        /// <param name="Duration"></param>
        /// <param name="Content"></param>
        /// <returns></returns>
        private async Task <bool> AddCalenderItem(String ID, String Description, String Location, DateTime Time, int Duration, String Details, TimeSpan?Reminder)
        {
            try
            {
                //Create a Guid or select the present one
                Guid MessageId = Guid.NewGuid();
                System.Diagnostics.Debug.WriteLine(String.Format("Roaming ID: {0}", ID));
                System.Diagnostics.Debug.WriteLine(String.Format("New guid: {0}", MessageId.ToString()));

                foreach (var item in  PreviousSynchronizedItems.Where(x => x.RoamingID == ID))
                {
                    System.Diagnostics.Debug.WriteLine(String.Format("Old guid: {0}", item.CalenderItemID));

                    MessageId           = Guid.Parse(item.CalenderItemID);
                    item.CalenderItemID = "";
                }

                //Add item to list of synchronized/send items
                CalenderItem _newItem = new CalenderItem()
                {
                    RoamingID = ID, Time = Time, CalenderItemID = MessageId.ToString(), ReminderID = ""
                };
                SynchronizedItems.Add(_newItem);

                //Send item to Pebble
                P3bble.Messages.TimeLineCalenderMessage _tlcm = new P3bble.Messages.TimeLineCalenderMessage(_PebbleConnector.GetNextMessageIdentifier(), MessageId, Description, Location, Time, Duration, Details);
                _tlcm.ToBuffer();
                await _PebbleConnector.Pebble.WriteTimeLineCalenderAsync(_tlcm);

                //Send reminder
                if (Reminders && Reminder.HasValue)
                {
                    await AddCalenderItemReminder(
                        _newItem,
                        ID,
                        MessageId,
                        Description,
                        Location,
                        Time,
                        Reminder.Value,
                        Details);

                    Log.Add("Reminder: " + Reminder);
                }

                return(true);
            }
            catch (Exception e)
            {
                System.Diagnostics.Debug.WriteLine("Exception: " + Description);
            }

            return(false);
        }
        /// <summary>
        /// Add a calender item reminder to the pebble
        /// </summary>
        /// <param name="ID"></param>
        /// <param name="Description"></param>
        /// <param name="Location"></param>
        /// <param name="Time"></param>
        /// <param name="ReminderTimeOffset"></param>
        /// <param name="Details"></param>
        /// <returns></returns>
        private async Task <bool> AddCalenderItemReminder(CalenderItem _CalenderItem, String ID, Guid BelongsTo, String Description, String Location, DateTime Time, TimeSpan ReminderTimeOffset, String Details)
        {
            try
            {
                if ((Time - ReminderTimeOffset) < DateTime.Now)
                {
                    System.Diagnostics.Debug.WriteLine("Reminder in the past, do not send message.");
                    return(false);
                }

                Guid MessageId = Guid.NewGuid();

                System.Diagnostics.Debug.WriteLine(String.Format("Roaming ID: {0}", ID));

                //Create a Guid or select the present one
                foreach (var item in PreviousSynchronizedItems.Where(x => x.RoamingID == ID))
                {
                    System.Diagnostics.Debug.WriteLine(String.Format("Old reminder guid: {0}", item.ReminderID));

                    if (Guid.TryParse(item.ReminderID, out MessageId))
                    {
                        item.ReminderID = "";
                    }
                    else
                    {
                        MessageId = Guid.NewGuid();
                    }
                }
                System.Diagnostics.Debug.WriteLine(String.Format("New reminder guid: {0}", MessageId.ToString()));

                //Add item to list of synchronized items
                _CalenderItem.ReminderID = MessageId.ToString();

                //Send item to Pebble
                P3bble.Messages.TimeLineCalenderReminderMessage _tlcm = new P3bble.Messages.TimeLineCalenderReminderMessage(_PebbleConnector.GetNextMessageIdentifier(), MessageId, BelongsTo, Description, Location, Time, ReminderTimeOffset, Details);
                _tlcm.ToBuffer();
                await _PebbleConnector.Pebble.WriteTimeLineCalenderAsync(_tlcm);

                return(true);
            }
            catch (Exception e)
            {
                System.Diagnostics.Debug.WriteLine("Exception:" + Description);
            }

            return(false);

            /*String Identifier = System.Guid.NewGuid().ToString("N").ToUpper();
             * Identifier = Identifier.Insert(30, ":");
             * Identifier = Identifier.Insert(28, ":");
             * Identifier = Identifier.Insert(26, ":");
             * Identifier = Identifier.Insert(24, ":");
             * Identifier = Identifier.Insert(22, ":");
             * Identifier = Identifier.Insert(20, ":");
             * Identifier = Identifier.Insert(18, ":");
             * Identifier = Identifier.Insert(16, ":");
             * Identifier = Identifier.Insert(14, ":");
             * Identifier = Identifier.Insert(12, ":");
             * Identifier = Identifier.Insert(10, ":");
             * Identifier = Identifier.Insert(8, ":");
             * Identifier = Identifier.Insert(6, ":");
             * Identifier = Identifier.Insert(4, ":");
             * Identifier = Identifier.Insert(2, ":");
             *
             * //return;
             * String HostIdentifier = "ed:43:9c:16:f6:74:42:20:95:da:45:4f:30:3f:15:e2";
             *
             * String U1 = "01:08"; // Transaction ID
             * String U2 = "b1:db"; // Text endpoint
             * String U3 = String.Format("{0}:72:00:{0}", Identifier);
             *
             * DateTime NowUTC = new DateTimeOffset(Time).UtcDateTime;
             * long Seconds = (long)(NowUTC - new DateTime(1970, 1, 1)).TotalSeconds;
             * Seconds -= ReminderTimeOffset * 60;
             * String SecondsHD = Seconds.ToString("X4");
             * String U4 = String.Format("{0}:{1}:{2}:{3}", SecondsHD.Substring(6, 2), SecondsHD.Substring(4, 2), SecondsHD.Substring(2, 2), SecondsHD.Substring(0, 2));
             *
             * String Header = Description;
             * String Content = Location;
             *
             * UInt32 iHeaderLength = (UInt32)Header.Length;
             * UInt32 iContentLength = (UInt32)Content.Length;
             * UInt32 iTotalLength = iHeaderLength + 3 + iContentLength + 3 + 49;
             *
             * String HeaderLength = iHeaderLength.ToString("X2");
             * String ContentLength = iContentLength.ToString("X2");
             * String TotalLength = iTotalLength.ToString("X2");
             *
             * String XHeader = HeaderLength + ":00";
             * String XContent = ContentLength + ":00";
             * String XTotalLength = TotalLength + ":00";
             *
             * char[] cHeader = Header.ToCharArray();
             * char[] cContent = Content.ToCharArray();
             *
             * int nItem;
             *
             * foreach (char item in cHeader)
             * {
             *  nItem = (int)item;
             *  XHeader += ":" + nItem.ToString("X2");
             * }
             *
             * foreach (char item in cContent)
             * {
             *  nItem = (int)item;
             *  XContent += ":" + nItem.ToString("X2");
             * }
             *
             * String Template = "xx:xx:{1}:01:{0}:01:10:{2}:yy:yy:{2}:{3}:{4}:00:00:03:01:00:03:{5}:03:03:01:{6}:0b:{7}:04:04:00:03:00:00:80:00:04:01:01:07:00:44:69:73:6d:69:73:73:01:0a:01:01:04:00:4d:6f:72:65:02:02:01:01:0d:00:4d:75:74:65:20:43:61:6c:65:6e:64:61:72";
             *
             * String Message = String.Format(Template,
             *  U1,         //0 = Transaction ID?
             *  U2,         //1 = Text endpoint ?
             *  Identifier, //2 = Message identifier
             *  HostIdentifier,  //3 = Host identifier
             *  U4,         //4 = Timestamp (seconds from 1970-1-1)
             *  XTotalLength, //5 = Length total message
             *  XHeader,    //6 = Header Message
             *  XContent    //7 = Content Message
             *  );
             *
             *
             * //Add Total message length
             * int Payload = (Message.Length + 1) / 3;
             * Payload -= 4;
             * String XPayLoadSize = "00:" + Payload.ToString("X2");
             * Message = Message.Replace("xx:xx", XPayLoadSize);
             *
             * int MessageSize = Payload - 23;
             * String sMessageSize = MessageSize.ToString("X2");
             * String XMessageSize = sMessageSize + ":00";
             * Message = Message.Replace("yy:yy", XMessageSize);
             *
             * //Convert to bytes
             * //await WriteMessage(Message);
             *
             * return true;*/
        }