# Functions
ExtractAPIVersions takes a collection page, extracts all of the elements, and returns them a slice of APIVersion structs.
Get will retrieve the volume type with the provided ID.
List lists all the Cinder API versions available to end-users.
# Structs
APIVersion represents an API version for Cinder.
APIVersionPage is the page returned by a pager when traversing over a collection of API versions.
GetResult represents the result of a get operation.