chore(package): update cross-env to version 5.0.5 (#716)

package.json

@@ -142,7 +142,7 @@
     "check-node-version": "2.1.0",
     "cookie-parser": "1.4.3",
     "coveralls": "2.13.1",
-    "cross-env": "5.0.4",
+    "cross-env": "5.0.5",
     "eslint": "4.4.1",
     "eslint-plugin-ava": "4.2.1",
     "finis": "0.0.2",