Merge PR #58 -- Move CHANGES to docs directory

  - Plus add more verbose changelog format as suggested by Berker

CHANGES

-0.1     -- Initial release
-0.2     -- Added Python 3 support
-0.2.1   -- Modified TreeWalk to add '_name' suffix for
-           functions that work on attribute names
-0.3     -- Added support for Python 3.3. Added YieldFrom and
-           updated Try and With. Also, fixed a packaging bug
-           on Python 3. See pull requests #1 and #2 for more
-           information.
-0.4     -- Added a visitor for NameConstant.
-           Added initial test suite and documentation.
-0.4.1   -- Added missing SourceGenerator.visit_arguments()
-0.5     -- Added support for Python 3.5 infix matrix
-           multiplication
-0.6     -- Added support for Python 3.6 f-strings, async comprehensions, and
-           variable annotations.

docs/changelog.rst

+Release Notes
+-------------
+
+
+0.6 - Work in Progress
+-------------------------
+
+New features
+~~~~~~~~~~~~
+
+* New ``astor.rtrip`` submodule and doc
+
+* New pretty printer outputs much better looking code
+
+* Significant codebase refactoring
+  - Much easier to add new node types
+  - Much easier to handle precedence issues
+  - Main flow easier to follow in tree
+
+* Additional Python 3.5 support:
+  - New starargs and kwargs support
+  - Async and await
+
+* Added Python 3.6 feature support:
+
+  - f-strings
+  - async comprehensions
+  - variable annotations
+
+* Updated test infrastructure and documentation
+* Code cleanup, including renaming for PEP8 and deprecation of old names
+
+Bug fixes
+~~~~~~~~~
+
+* TODO:  Check issues...
+
+0.5 - 2015-04-18
+-------------------------
+
+New features
+~~~~~~~~~~~~
+
+* Added support for Python 3.5 infix matrix multiplication
+
+0.4.1 - 2015-03-15
+-------------------------
+
+Bug fixes
+~~~~~~~~~~
+
+* Added missing ``SourceGenerator.visit_arguments()``
+
+0.4 - 2014-06-29
+-------------------------
+
+New features
+~~~~~~~~~~~~
+
+* Added initial test suite and documentation
+
+Bug fixes
+~~~~~~~~~~
+
+* Added a visitor for ``NameConstant``
+
+0.3 - 2013-12-10
+-------------------------
+
+New features
+~~~~~~~~~~~~
+
+* Added support for Python 3.3.
+
+  - Added ``YieldFrom``
+  - Updated ``Try`` and ``With``.
+
+Bug fixes
+~~~~~~~~~~
+
+* Fixed a packaging bug on Python 3 -- see pull requests #1 and #2 for more information.
+
+0.2.1 -- 2012-09-20
+------------------------
+
+Enhancements
+~~~~~~~~~~~~~
+
+* Modified TreeWalk to add ``_name`` suffix for functions that work on attribute names
+
+
+0.2 -- 2012-09-19
+------------------------
+
+Enhancements
+~~~~~~~~~~~~~
+
+* Initial Python 3 support
+* Test of treewalk
+
+0.1 -- 2012-09-19
+------------------------
+
+* Initial release
+* Based on Armin Ronacher's codegen
+* Several bug fixes to that and new tree walker

docs/index.rst

@@ -272,5 +272,6 @@ Note 2:
         This tool WILL TRASH the tmp_rtrip directory (unless readonly
         is specified) -- as far as it is concerned, it OWNS that directory.
 
+.. include:: changelog.rst
 
 .. _GitHub: https://github.com/berkerpeksag/astor/