Add license headers that where missing on some files

***NO_CI***

Author: josesimoes

nanoFirmwareFlasher/CC13x26x2Device.cs

@@ -1,10 +1,13 @@
-using System;
+//
+// Copyright (c) 2020 The nanoFramework project contributors
+// See LICENSE file in the project root for full license information.
+//
+
+using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
-using System.Text;
-using System.Text.RegularExpressions;
 
 namespace nanoFramework.Tools.FirmwareFlasher
 {

nanoFirmwareFlasher/Exceptions/CantConnectToJtagDeviceException.cs

@@ -1,4 +1,9 @@
-using System;
+//
+// Copyright (c) 2020 The nanoFramework project contributors
+// See LICENSE file in the project root for full license information.
+//
+
+using System;
 using System.Runtime.Serialization;
 
 namespace nanoFramework.Tools.FirmwareFlasher

nanoFirmwareFlasher/Exceptions/CantOpenDfuDeviceException.cs

@@ -1,4 +1,9 @@
-using System;
+//
+// Copyright (c) 2020 The nanoFramework project contributors
+// See LICENSE file in the project root for full license information.
+//
+
+using System;
 using System.Runtime.Serialization;
 
 namespace nanoFramework.Tools.FirmwareFlasher

nanoFirmwareFlasher/Exceptions/StLinkCliExecutionException.cs

@@ -1,4 +1,9 @@
-using System;
+//
+// Copyright (c) 2020 The nanoFramework project contributors
+// See LICENSE file in the project root for full license information.
+//
+
+using System;
 using System.Runtime.Serialization;
 
 namespace nanoFramework.Tools.FirmwareFlasher

nanoFirmwareFlasher/Exceptions/UniflashCliExecutionException.cs

@@ -1,4 +1,9 @@
-using System;
+//
+// Copyright (c) 2020 The nanoFramework project contributors
+// See LICENSE file in the project root for full license information.
+//
+
+using System;
 using System.Runtime.Serialization;
 
 namespace nanoFramework.Tools.FirmwareFlasher

nanoFirmwareFlasher/StmJtagDevice.cs

@@ -1,4 +1,9 @@
-using System;
+//
+// Copyright (c) 2020 The nanoFramework project contributors
+// See LICENSE file in the project root for full license information.
+//
+
+using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;