[update] license year to 2018 (toddmotto#170)

Author: josephlin55555

README.md

@@ -757,7 +757,7 @@ Open an issue first to discuss potential changes/additions. Please don't open is
 
 #### (The MIT License)
 
-Copyright (c) 2016-2017 Todd Motto
+Copyright (c) 2016-2018 Todd Motto
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the