README.md in ffi-hunspell-0.6.0 vs README.md in ffi-hunspell-0.6.1

@@ -1,11 +1,10 @@
 # ffi-hunspell
 
 * [Source](https://github.com/postmodern/ffi-hunspell)
 * [Issues](https://github.com/postmodern/ffi-hunspell/issues)
 * [Documentation](http://rubydoc.info/gems/ffi-hunspell/frames)
-* [Email](postmodern.mod3 at gmail.com)
 
 ## Description
 
 Ruby FFI bindings for [Hunspell][libhunspell].
 
@@ -62,13 +61,27 @@
 
 ```sh
 $ gem install ffi-hunspell
 ```
 
+### libhunspell
+
+* Debian / Ubuntu:
+
+      $ sudo apt install libhunspell-dev hunspell-en-us
+
+* RedHat / Fedora:
+
+      $ sudo dnf install hunspell-devel hunspell-en
+
+* macOS:
+
+      $ brew install hunspell
+
 ## License
 
-Copyright (c) 2010-2020 Hal Brodigan
+Copyright (c) 2010-2021 Hal Brodigan
 
 See {file:LICENSE.txt} for license information.
 
 [libhunspell]: http://hunspell.github.io/
-[ffi]: https://github.com/ffi/ffi
+[ffi]: https://github.com/ffi/ffi#readme