fix(docs): make sure man page gets installed

zkat · zkat · commit 2aadc169af1a · 2017-05-30T00:29:49.000-07:00
diff --git a/package.json b/package.json
@@ -4,6 +4,7 @@
   "description": "execute npm package binaries",
   "main": "index.js",
   "bin": "index.js",
+  "man": "./npx.1",
   "files": [
     "*.js",
     "npx.1"
