Sort and remove usings and fix namespace of ThunderboltSerialPort

GPSDOTimeSync/FormMain.cs

@@ -1,14 +1,11 @@
-using System;
+using GPSDOTimeSync.TimeProviders;
+using GPSDOTimeSync.TimeProviders.NMEA;
+using GPSDOTimeSync.TimeProviders.Thunderbolt;
+using System;
 using System.Collections.Generic;
 using System.Drawing;
 using System.IO.Ports;
 using System.Windows.Forms;
-using GPSDOTimeSync.Devices.Thunderbolt;
-using GPSDOTimeSync.TimeProviders;
-using GPSDOTimeSync.TimeProviders.Thunderbolt;
-using GPSDOTimeSync.TimeProviders.NMEA;
-using System.Diagnostics;
-using System.Linq;
 
 namespace GPSDOTimeSync {
 	public partial class FormMain : Form {

GPSDOTimeSync/SerialPortProcessor.cs

@@ -1,5 +1,4 @@
-using System;
-using System.IO.Ports;
+using System.IO.Ports;
 using System.Threading;
 
 namespace GPSDOTimeSync {

GPSDOTimeSync/TimeProviders/NMEA/NMEASerialPort.cs

@@ -2,7 +2,6 @@
 using System.Collections.Generic;
 using System.IO.Ports;
 using System.Text;
-using System.Threading;
 
 namespace GPSDOTimeSync.TimeProviders.NMEA {
 	public class NMEASentence {

GPSDOTimeSync/TimeProviders/NMEA/NMEATimeProvider.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Diagnostics;
 
 namespace GPSDOTimeSync.TimeProviders.NMEA {
 	class NMEATimeProvider : ITimeProvider {

GPSDOTimeSync/TimeProviders/Thunderbolt/ThunderboltSerialPort.cs

@@ -1,9 +1,7 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.IO.Ports;
-using System.Threading;
 
-namespace GPSDOTimeSync.Devices.Thunderbolt {
+namespace GPSDOTimeSync.TimeProviders.Thunderbolt {
 	public class ThunderboltPacket {
 		/// <summary>
 		/// The validity of the packet.

GPSDOTimeSync/TimeProviders/Thunderbolt/ThunderboltTimeProvider.cs

@@ -1,5 +1,4 @@
 using System;
-using GPSDOTimeSync.Devices.Thunderbolt;
 
 namespace GPSDOTimeSync.TimeProviders.Thunderbolt {
 	class ThunderboltTimeProvider : ITimeProvider {