Adding missing doc comments for block storage
diff --git a/openstack/blockstorage/v1/apiversions/requests.go b/openstack/blockstorage/v1/apiversions/requests.go
index b3a39f7..79a939c 100644
--- a/openstack/blockstorage/v1/apiversions/requests.go
+++ b/openstack/blockstorage/v1/apiversions/requests.go
@@ -7,7 +7,7 @@
 	"github.com/racker/perigee"
 )
 
-// ListVersions lists all the Cinder API versions available to end-users.
+// List lists all the Cinder API versions available to end-users.
 func List(c *gophercloud.ServiceClient) pagination.Pager {
 	return pagination.NewPager(c, listURL(c), func(r pagination.LastHTTPResponse) pagination.Page {
 		return APIVersionPage{pagination.SinglePageBase(r)}