Update docs according to #215

Author: illia-v

docs/options.rst

@@ -17,8 +17,8 @@ General Options:
 ================================= =========================================
 ``JWT_TOKEN_LOCATION``            Where to look for a JWT when processing a request. The
                                   options are ``'headers'``, ``'cookies'``, ``'query_string'``, or ``'json'``. You can pass
-                                  in a list to check more then one location, such as: ``['headers', 'cookies']``.
-                                  Defaults to ``'headers'``
+                                  in a sequence or a set to check more then one location, such as:
+                                  ``('headers', 'cookies')``. Defaults to ``['headers']``
 ``JWT_ACCESS_TOKEN_EXPIRES``      How long an access token should live before it expires. This
                                   takes a ``datetime.timedelta``, and defaults to 15 minutes.
                                   Can be set to ``False`` to disable expiration.
@@ -160,7 +160,7 @@ Blacklist Options:
 ================================= =========================================
 ``JWT_BLACKLIST_ENABLED``         Enable/disable token revoking. Defaults to ``False``
 ``JWT_BLACKLIST_TOKEN_CHECKS``    What token types to check against the blacklist. The options are
-                                  ``'refresh'`` or  ``'access'``. You can pass in a list to check
-                                  more then one type. Defaults to ``['access', 'refresh']``.
+                                  ``'refresh'`` or  ``'access'``. You can pass in a sequence or a set to check
+                                  more then one type. Defaults to ``('access', 'refresh')``.
                                   Only used if blacklisting is enabled.
 ================================= =========================================