Tweak license

Author: Lars-Magnus Skog

LICENSE.md

@@ -1,10 +1,6 @@
-The MIT License (MIT)
-=====================
+# The MIT License (MIT)
 
-Copyright (c) 2012-2017 LevelUP contributors
----------------------------------------
-
-*LevelUP contributors listed at <https://github.com/rvagg/node-levelup#contributors>*
+**Copyright © 2012-present `level-errors` [Contributors](./CONTRIBUTORS.md).**
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 

README.md

@@ -47,9 +47,7 @@ Error encoding data.
 
 ## License
 
-Copyright © 2012-present `level-errors` contributors.
-
-`level-errors` is licensed under the MIT license. All rights not explicitly granted in the MIT license are reserved. See the included `LICENSE.md` file for more details.
+[MIT](./LICENSE.md) © 2012-present `level-errors` [Contributors](./CONTRIBUTORS.md).
 
 [level-badge]: http://leveldb.org/img/badge.svg
 [levelup]: https://github.com/level/levelup