Merge pull request #97 from syohex/update-url

Update MELPA URL

Author: MicahChalmer

README.md

@@ -29,7 +29,7 @@ package source, yet, add this to `~/.emacs.d/init.el`:
 ```lisp
 (require 'package)
 (add-to-list 'package-archives
-             '("melpa" . "http://melpa.milkbox.net/packages/") t)
+             '("melpa" . "https://melpa.org/packages/") t)
 (package-initialize)
 ```