Moving from govendor to dep.

Vendor folder has been deleted. Use dep to regenerate vendor folder.

vendor/github.com/stretchr/testify/Gopkg.lock

@@ -0,0 +1,25 @@
+# This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'.
+
+
+[[projects]]
+  name = "github.com/davecgh/go-spew"
+  packages = ["spew"]
+  revision = "346938d642f2ec3594ed81d874461961cd0faa76"
+  version = "v1.1.0"
+
+[[projects]]
+  name = "github.com/pmezard/go-difflib"
+  packages = ["difflib"]
+  revision = "d8ed2627bdf02c080bf22230dbb337003b7aba2d"
+
+[[projects]]
+  name = "github.com/stretchr/objx"
+  packages = ["."]
+  revision = "cbeaeb16a013161a98496fad62933b1d21786672"
+
+[solve-meta]
+  analyzer-name = "dep"
+  analyzer-version = 1
+  inputs-digest = "6bd8fb1f11a0d3df245fc01bd8853f6dac40b83457e780f7978ca30244647c7b"
+  solver-name = "gps-cdcl"
+  solver-version = 1