chore(package): update ipfs-data-importing to version 0.4.0

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -82,7 +82,7 @@
     "hapi": "^13.3.0",
     "ipfs-api": "^3.0.1",
     "ipfs-blocks": "^0.2.0",
-    "ipfs-data-importing": "^0.3.3",
+    "ipfs-data-importing": "^0.4.0",
     "ipfs-merkle-dag": "^0.4.0",
     "ipfs-multipart": "^0.1.0",
     "ipfs-repo": "^0.6.1",