add missing uglify-js dev dep

Used by the "npm run size" script

diff --git a/package.json b/package.json
index a6e0e463eae96e19f2cb0ffb0f81c8ff678e793c..c75ec9d6ba0695d676b81b4a65829bce6540b1ef 100644 (file)
--- a/package.json
+++ b/package.json
@@ -29,6 +29,7 @@
     "standard": "*",
     "tape": "^4.0.0",
     "through2": "^2.0.0",
+    "uglify-js": "^2.7.3",
     "zuul": "^3.0.0"
   },
   "homepage": "https://github.com/feross/buffer",