Fix and add missing license headers

cert.go

@@ -1,4 +1,4 @@
-// Copyright 2018 The Go Authors. All rights reserved.
+// Copyright 2018 The mkcert Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

go110min.go

@@ -1,3 +1,7 @@
+// Copyright 2018 The mkcert Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 //+build !go1.10
 
 package main

main.go

@@ -1,4 +1,4 @@
-// Copyright 2018 The Go Authors. All rights reserved.
+// Copyright 2018 The mkcert Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

truststore_darwin.go

@@ -1,4 +1,4 @@
-// Copyright 2018 The Go Authors. All rights reserved.
+// Copyright 2018 The mkcert Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

truststore_java.go

@@ -1,4 +1,4 @@
-// Copyright 2018 The Go Authors. All rights reserved.
+// Copyright 2018 The mkcert Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

truststore_linux.go

@@ -1,4 +1,4 @@
-// Copyright 2018 The Go Authors. All rights reserved.
+// Copyright 2018 The mkcert Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

truststore_nss.go

@@ -1,3 +1,7 @@
+// Copyright 2018 The mkcert Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 package main
 
 import (

truststore_windows.go

@@ -1,3 +1,7 @@
+// Copyright 2018 The mkcert Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 package main
 
 import (