Update license file

HavokInspiration · HavokInspiration · commit d115d29343f5 · 2017-07-13T13:38:45.000+02:00
diff --git a/LICENSE b/LICENSE
@@ -1,6 +1,7 @@
 MIT License
 
-Copyright (c) 2017 Elephfront
+Elephfront - Robo CSS Minify - Task for the Robo task runner
+Copyright (c) 2017, Yves Piquel. (http://www.havokinspiration.fr)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
