Gets a list of all resources from the Star Wars Universe Example:

iex> Swapi.all("people")
{:ok,  {[...]}}

Gets the root url with a list of available resources Example:

iex> Swapi.root
{:ok,  {...}}

Gets the schema for any specific resource Example:

iex> Swapi.schema("people")
{:ok,  {...}}

Gets an individual resurce from the Star Wars Universe Example:

iex> Swapi.single("people", 1)
{:ok,  {[...]}}