Adding webpack to installation instructions

Ian Walter · Ian Walter · commit c6769a9b6516 · 2018-10-18T14:22:19.000-04:00
To make it clearer that webpack is a peer dependency.
diff --git a/README.md b/README.md
@@ -15,7 +15,7 @@ Most importantly, Karmatic provides a (headless) browser test harness in a singl
 ## Installation
 
 ```sh
-npm i -D karmatic
+npm i -D webpack karmatic
 ```
 
 ... then add a `test` script to your `package.json`:
