Bump the copyright years

bbatsov · bbatsov · commit bc302a5ead44 · 2018-08-26T19:29:18.000+02:00
diff --git a/README.md b/README.md
@@ -353,6 +353,6 @@ An extensive changelog is available [here](CHANGELOG.md).
 
 ## License
 
-Copyright © 2013-2017 Benedek Fazekas, Magnar Sveen, Alex Baranosky, Lars Andersen
+Copyright © 2013-2018 Benedek Fazekas, Magnar Sveen, Alex Baranosky, Lars Andersen
 
 Distributed under the Eclipse Public License, the same as Clojure.
