Merge pull request #22 from ipfs/greenkeeper-ipfs-repo-0.6.1

Update ipfs-repo to version 0.6.1 🚀

Author: daviddias

package.json

@@ -34,7 +34,7 @@
     "fs-blob-store": "^5.2.1",
     "highland": "^2.7.1",
     "idb-plus-blob-store": "^1.0.0",
-    "ipfs-repo": "^0.5.1",
+    "ipfs-repo": "^0.6.1",
     "istanbul": "^0.4.1",
     "json-loader": "^0.5.4",
     "karma": "^0.13.19",