Merge pull request #124 from lopezator/master

cli: Update README.md with MacOS install info

Author: dhui

cli/README.md

@@ -12,9 +12,9 @@ $ curl -L https://github.com/golang-migrate/migrate/releases/download/$version/m
 
 #### MacOS
 
-We have not released support for homebrew yet, but there is a live issue here: [todo #156](https://github.com/mattes/migrate/issues/156)
-
-Any help to make this happen would be appreciated!
+```
+$ brew install golang-migrate
+```
 
 #### Linux (*.deb package)