update license date and not be a bot

dabura667 · web-flow · commit 89caa1eba118 · 2018-01-01T01:47:13.000+09:00
diff --git a/LICENSE b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2011-2017 bitcoinjs-lib contributors
+Copyright (c) 2011-2018 bitcoinjs-lib contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
