Merge pull request #455 from libp2p/gx/update-circuit

gx: update go-libp2p-circuit

.travis.yml

@@ -7,7 +7,7 @@ sudo: false
 language: go
 
 go:
-    - 1.9.x
+    - 1.11.1
 
 install:
   - make deps

package.json

@@ -169,9 +169,9 @@
     },
     {
       "author": "vyzo",
-      "hash": "Qma2mxvX5zvPEmjXC4CktjExnRjVp4DFcog4GNubpqSXsD",
+      "hash": "Qmbqn6qCocM5Dk9idyUw6wU1vsZCd1aZ3yJpwPA27YpE6J",
       "name": "go-libp2p-circuit",
-      "version": "2.2.8"
+      "version": "2.3.0"
     },
     {
       "author": "lgierth",