Dependancies updated: CSI Spec to v0.3.0, CSI Test to HEAD, golang/protobuf to v1.1.0

Author: davidz627

Gopkg.lock

@@ -31,7 +31,12 @@
 
 [[constraint]]
   name = "github.com/container-storage-interface/spec"
-  version = "0.2.0"
+  version = "0.3.0"
+
+# Transitive dependency of CSI Spec
+[[override]]
+  name = "github.com/golang/protobuf"
+  version = "1.1.0"
 
 [[constraint]]
   branch = "master"