Update release notes and version string for 3.0

docs/source/release-notes/3.0.0.rst

@@ -1,21 +1,5 @@
-3.0.0b2 -- 2016-06-28
----------------------
-
-.. note:: These are only changes since 3.0.0b1.
-
-- Adjust some logging levels for ``--verbose`` and messages.
-
-- Running just ``flake8`` will search the current directory like 2.x used to.
-
-- Some plugins that claim to accept a ``builtins`` parameter will no longer
-  cause an unhandled exception in |Flake8|.
-
-- Add python version and platform information back to ``--version``
-
-- Parse hyphenated config names from config files (like 2.x used to).
-
-3.0.0b1 -- 2016-06-25
----------------------
+3.0.0 -- 2016-07-25
+-------------------
 
 - Rewrite our documentation from scratch! (http://flake8.pycqa.org)
 
@@ -59,3 +43,7 @@
   multiprocessing
 
 - When using ``--count``, the output is no longer written to stderr.
+
+- AST plugins can either be functions or classes and all plugins can now
+  register options so long as there are callable attributes named as we
+  expect.

src/flake8/__init__.py

@@ -27,7 +27,7 @@ LOG.addHandler(NullHandler())
 # Clean up after LOG config
 del NullHandler
 
-__version__ = '3.0.0b2'
+__version__ = '3.0.0'
 __version_info__ = tuple(int(i) for i in __version__.split('.') if i.isdigit())