fix(package): update pkg-up to version 2.0.0 (vercel#1876)

greenkeeper[bot] · arunoda · commit 68880bc9f8b1 · 2017-05-04T10:21:34.000-07:00
diff --git a/package.json b/package.json
@@ -78,7 +78,7 @@
     "mv": "2.1.1",
     "mz": "2.6.0",
     "path-match": "1.2.4",
-    "pkg-up": "1.0.0",
+    "pkg-up": "2.0.0",
     "prop-types": "15.5.7",
     "react-hot-loader": "3.0.0-beta.6",
     "send": "0.15.2",
