docs(README): Add terminal screenshot

Matt Parrish · Matt Parrish · commit ac679d291bc7 · 2018-05-19T15:49:01.000-06:00
diff --git a/.gitignore b/.gitignore
@@ -1 +1,2 @@
 node_modules
+.DS_Store
diff --git a/README.md b/README.md
@@ -10,6 +10,9 @@ hyper-night-owl is a beautiful theme for the Hyper terminal based on the [Night
 
 This code for this theme is based on the [Verminal Hyper terminal theme](https://github.com/defringe/verminal).
 
+<div align="center">
+  <img height="64" width="64" alt="screenshot" src="https://raw.githubusercontent.com/pbomb/hyper-night-owl/master/other/terminal.png" />
+</div>
 <hr />
 
 ## INTRODUCTION
diff --git a/other/terminal.png b/other/terminal.png
