message: Add blog post to README
diff: @@ -26,7 +26,7 @@ binaries will be provided for supported operating systems.
  ## Blog Posts
  -There is a forthcoming announcement post the week of Jan 2, 2017.
  +- [Announcing Alacritty, a GPU-Accelerated Terminal Emulator](http://blog.jwilm.io/announcing-alacritty/) January 6, 2017
  ## Installation
  