Add stackube proxy

- Adds stackube proxy which listens on endpoints, services and
  namespaces, creates load balancer rules for clusterIP service
- Switch to govendor for managing vendors
- Add hack scripts for verifying govet and gofmt

Change-Id: I8594c16d294f46ae0d3dec6dae6fa491e7891b8b
Implements: blueprint stackube-proxy

pkg/openstack/client.go

@@ -67,7 +67,7 @@ type Config struct {
 	Global struct {
 		AuthUrl    string `gcfg:"auth-url"`
 		Username   string `gcfg:"username"`
-		Password   string `gcfg: "password"`
+		Password   string `gcfg:"password"`
 		TenantName string `gcfg:"tenant-name"`
 		Region     string `gcfg:"region"`
 		ExtNetID   string `gcfg:"ext-net-id"`
@@ -417,8 +417,6 @@ func (os *Client) ToProviderStatus(status string) string {
 	default:
 		return "Failed"
 	}
-
-	return "Failed"
 }
 
 // Create network