feat(deps): promise-inflight@1.0.1

Author: zkat

package.json

@@ -49,6 +49,7 @@
     "mississippi": "^1.2.0",
     "mkdirp": "^0.5.1",
     "once": "^1.4.0",
+    "promise-inflight": "^1.0.1",
     "rimraf": "^2.5.4",
     "slide": "^1.1.6",
     "split": "^1.0.0",