Revert "Remove unreleased functions from table"

This reverts commit 8e9ad01.

README.rst

@@ -52,10 +52,12 @@ Python iterables.
 |                        | `prepend <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.prepend>`_                                                                                                                         |
 +------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 | Summarizing            | `ilen <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.ilen>`_,                                                                                                                              |
-|                        | `first <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.first>`_,                                                                                                                            |                                                                                                                           |
+|                        | `first <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.first>`_,                                                                                                                            |
+|                        | `last <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.last>`_,                                                                                                                              |
 |                        | `one <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.one>`_,                                                                                                                                |
 |                        | `unique_to_each <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.unique_to_each>`_,                                                                                                          |
 |                        | `locate <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.locate>`_,                                                                                                                          |
+|                        | `rlocate <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.rlocate>`_,                                                                                                                        |
 |                        | `consecutive_groups <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.consecutive_groups>`_,                                                                                                  |
 |                        | `exactly_n <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.exactly_n>`_,                                                                                                                    |
 |                        | `run_length <https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.run_length>`_,                                                                                                                  |