update 2.16/maint and 3.0/stable

Author: saschalucas

docs.ganeti.org/index.rst

@@ -13,13 +13,13 @@ Select the link pointing to the resource you'd like to view.
 +-------------------+-------------+------------------------+----------------------------------------------------+---------------------+
 | Status            | Version     | Documentation          | API                                                | Man pages           |
 +===================+=============+========================+====================================================+=====================+
-| beta              | 3.0         | :gdoc:`doc <3.0>`      | :hapi:`Haskell <3.0>`,     :papi:`Python <3.0>`    | :man:`man <3.0>`    |
+| :green:`Stable`   | **3.0**     | :gdoc:`doc <3.0>`      | :hapi:`Haskell <3.0>`,     :papi:`Python <3.0>`    | :man:`man <3.0>`    |
 +-------------------+-------------+------------------------+----------------------------------------------------+---------------------+
 | discontinued/alpha| 2.18        | :gdoc:`doc <2.18>`     | :hapi:`Haskell <2.18>`,    :papi:`Python <2.18>`   | :man:`man <2.18>`   |
 +-------------------+-------------+------------------------+----------------------------------------------------+---------------------+
 | discontinued/beta | 2.17        | :gdoc:`doc <2.17>`     | :hapi:`Haskell <2.17>`,    :papi:`Python <2.17>`   | :man:`man <2.17>`   |
 +-------------------+-------------+------------------------+----------------------------------------------------+---------------------+
-| :green:`Stable`   | **2.16**    | :gdoc:`doc <2.16>`     | :hapi:`Haskell <2.16>`,    :papi:`Python <2.16>`   | :man:`man <2.16>`   |
+| Bug fixes only    | 2.16        | :gdoc:`doc <2.16>`     | :hapi:`Haskell <2.16>`,    :papi:`Python <2.16>`   | :man:`man <2.16>`   |
 +-------------------+-------------+------------------------+----------------------------------------------------+---------------------+
 |                   | 2.15        | :gdoc:`doc <2.15>`     | :hapi:`Haskell <2.15>`,    :papi:`Python <2.15>`   | :man:`man <2.15>`   |
 |                   +-------------+------------------------+----------------------------------------------------+---------------------+