Update github.com/hashicorp/go-immutable-radix

vendor/github.com/hashicorp/go-immutable-radix/.gitignore

@@ -1,24 +0,0 @@
-# Compiled Object files, Static and Dynamic libs (Shared Objects)
-*.o
-*.a
-*.so
-
-# Folders
-_obj
-_test
-
-# Architecture specific extensions/prefixes
-*.[568vq]
-[568vq].out
-
-*.cgo1.go
-*.cgo2.c
-_cgo_defun.c
-_cgo_gotypes.go
-_cgo_export.*
-
-_testmain.go
-
-*.exe
-*.test
-*.prof

vendor/github.com/hashicorp/go-immutable-radix/.travis.yml

@@ -1,3 +0,0 @@
-language: go
-go:
-  - tip

vendor/github.com/hashicorp/go-immutable-radix/iradix.go

@@ -89,7 +89,7 @@ func (t *Txn) writeNode(n *Node) *Node {
 	}
 
 	// Mark this node as modified
-	t.modified.Add(n, nil)
+	t.modified.Add(nc, nil)
 	return nc
 }
 

vendor/vendor.json

@@ -447,8 +447,10 @@
 			"revision": "3142ddc1d627a166970ddd301bc09cb510c74edc"
 		},
 		{
+			"checksumSHA1": "qmE9mO0WW6ALLpUU81rXDyspP5M=",
 			"path": "github.com/hashicorp/go-immutable-radix",
-			"revision": "8e8ed81f8f0bf1bdd829593fdd5c29922c1ea990"
+			"revision": "afc5a0dbb18abdf82c277a7bc01533e81fa1d6b8",
+			"revisionTime": "2016-06-09T02:05:29Z"
 		},
 		{
 			"path": "github.com/hashicorp/go-memdb",