Update vendor dir and Godeps.json with new Godep

vendor/github.com/rackspace/gophercloud/openstack/common/extensions/results.go

@@ -1,65 +0,0 @@
-package extensions
-
-import (
-	"github.com/mitchellh/mapstructure"
-	"github.com/rackspace/gophercloud"
-	"github.com/rackspace/gophercloud/pagination"
-)
-
-// GetResult temporarily stores the result of a Get call.
-// Use its Extract() method to interpret it as an Extension.
-type GetResult struct {
-	gophercloud.Result
-}
-
-// Extract interprets a GetResult as an Extension.
-func (r GetResult) Extract() (*Extension, error) {
-	if r.Err != nil {
-		return nil, r.Err
-	}
-
-	var res struct {
-		Extension *Extension `json:"extension"`
-	}
-
-	err := mapstructure.Decode(r.Body, &res)
-
-	return res.Extension, err
-}
-
-// Extension is a struct that represents an OpenStack extension.
-type Extension struct {
-	Updated     string        `json:"updated" mapstructure:"updated"`
-	Name        string        `json:"name" mapstructure:"name"`
-	Links       []interface{} `json:"links" mapstructure:"links"`
-	Namespace   string        `json:"namespace" mapstructure:"namespace"`
-	Alias       string        `json:"alias" mapstructure:"alias"`
-	Description string        `json:"description" mapstructure:"description"`
-}
-
-// ExtensionPage is the page returned by a pager when traversing over a collection of extensions.
-type ExtensionPage struct {
-	pagination.SinglePageBase
-}
-
-// IsEmpty checks whether an ExtensionPage struct is empty.
-func (r ExtensionPage) IsEmpty() (bool, error) {
-	is, err := ExtractExtensions(r)
-	if err != nil {
-		return true, err
-	}
-	return len(is) == 0, nil
-}
-
-// ExtractExtensions accepts a Page struct, specifically an ExtensionPage struct, and extracts the
-// elements into a slice of Extension structs.
-// In other words, a generic collection is mapped into a relevant slice.
-func ExtractExtensions(page pagination.Page) ([]Extension, error) {
-	var resp struct {
-		Extensions []Extension `mapstructure:"extensions"`
-	}
-
-	err := mapstructure.Decode(page.(ExtensionPage).Body, &resp)
-
-	return resp.Extensions, err
-}