Update license dates

Author: sfischer13

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017 Stefan Fischer
+Copyright (c) 2017–2021 Stefan Fischer
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

cmd/count/main.go

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Stefan Fischer
+// Copyright (c) 2017–2021 Stefan Fischer
 // Use of this code is governed by the MIT license, which can be found in the LICENSE file.
 
 package main

cmd/norm/main.go

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Stefan Fischer
+// Copyright (c) 2017–2021 Stefan Fischer
 // Use of this code is governed by the MIT license, which can be found in the LICENSE file.
 
 package main

cmd/rows/main.go

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Stefan Fischer
+// Copyright (c) 2017–2021 Stefan Fischer
 // Use of this code is governed by the MIT license, which can be found in the LICENSE file.
 
 package main

cmd/text/main.go

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Stefan Fischer
+// Copyright (c) 2017–2021 Stefan Fischer
 // Use of this code is governed by the MIT license, which can be found in the LICENSE file.
 
 package main

cmd/trim/main.go

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Stefan Fischer
+// Copyright (c) 2017–2021 Stefan Fischer
 // Use of this code is governed by the MIT license, which can be found in the LICENSE file.
 
 package main

doc.go

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Stefan Fischer
+// Copyright (c) 2017–2021 Stefan Fischer
 // Use of this code is governed by the MIT license, which can be found in the LICENSE file.
 
 // Package datautils is a collection of handy text manipulation tools.

main.go

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Stefan Fischer
+// Copyright (c) 2017–2021 Stefan Fischer
 // Use of this code is governed by the MIT license, which can be found in the LICENSE file.
 
 package datautils
@@ -31,7 +31,7 @@ func DefaultApp(version, date, goVersion string) *cli.App {
 	app := cli.NewApp()
 	dateTime := ParseRFCDate(date).Format("2006-01-02")
 	app.Version = fmt.Sprintf("%s (%s, %s)", version, dateTime, goVersion)
-	app.Copyright = "Copyright (c) 2017 Stefan Fischer"
+	app.Copyright = "Copyright (c) 2017–2021 Stefan Fischer"
 	app.Author = "Stefan Fischer"
 	app.Email = "sfischer13@ymail.com"
 	app.HideHelp = true

man/md/norm.1.md

@@ -57,7 +57,7 @@ Written by Stefan Fischer <sfischer13@ymail.com>.
 
 # COPYRIGHT
 
-Copyright © 2017 Stefan Fischer\
+Copyright © 2017–2021 Stefan Fischer\
 Licensed under the MIT License.
 
 This is free software and there is NO WARRANTY.

man/md/rows.1.md

@@ -72,7 +72,7 @@ Written by Stefan Fischer <sfischer13@ymail.com>.
 
 # COPYRIGHT
 
-Copyright © 2017 Stefan Fischer\
+Copyright © 2017–2021 Stefan Fischer\
 Licensed under the MIT License.
 
 This is free software and there is NO WARRANTY.

man/md/trim.1.md

@@ -55,7 +55,7 @@ Written by Stefan Fischer <sfischer13@ymail.com>.
 
 # COPYRIGHT
 
-Copyright © 2017 Stefan Fischer\
+Copyright © 2017–2021 Stefan Fischer\
 Licensed under the MIT License.
 
 This is free software and there is NO WARRANTY.