Update docs with access token only constructor

README.rst

@@ -28,14 +28,13 @@ Mastodon.py
 
    # Create actual API instance
    mastodon = Mastodon(
-       client_id = 'pytooter_clientcred.secret', 
        access_token = 'pytooter_usercred.secret',
        api_base_url = 'https://mastodon.social'
    )
    mastodon.toot('Tooting from python using #mastodonpy !')
 
 Python wrapper for the Mastodon ( https://github.com/tootsuite/mastodon/ ) API. 
-Feature complete for public API as of Mastodon version 2.2.0 and easy to get started with.
+Feature complete for public API as of Mastodon version 2.4.0 and easy to get started with.
 
 You can install Mastodon.py via pypi:
 

docs/index.rst

@@ -31,7 +31,6 @@ Mastodon.py
 
    # Create actual API instance
    mastodon = Mastodon(
-       client_id = 'pytooter_clientcred.secret', 
        access_token = 'pytooter_usercred.secret',
        api_base_url = 'https://mastodon.social'
    )