Set version 0.5.0 and update README.

This correct an issue when retrieving/uploading medias
(#7)

Author: fmenabe

README.rst

@@ -30,6 +30,10 @@ API is described `here <http://python-dokuwiki.readthedocs.org/en/latest/>`_.
 
 Release notes
 -------------
+0.5 (2016-08-19)
+~~~~~~~~~~~~~~~~
+    * Correct a bug when retrieving/uploading medias (`a1f56b6 <https://github.com/fmenabe/python-dokuwiki/commit/a1f56b6>`_).
+
 0.4 (2016-02-07)
 ~~~~~~~~~~~~~~~~
     * Allow media to be get/set as bytes (`44c6dcf <https://github.com/fmenabe/python-dokuwiki/commit/44c6dcf>`_, `1621291 <https://github.com/fmenabe/python-dokuwiki/commit/1621291>`_)

doc/source/conf.py

@@ -120,9 +120,9 @@ def linkcode_resolve(domain, info):
 # built documents.
 #
 # The short X.Y version.
-version = '0.4.0'
+version = '0.5.0'
 # The full version, including alpha/beta/rc tags.
-release = '0.4.0'
+release = '0.5.0'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.

setup.py

@@ -3,7 +3,7 @@
 from distutils.core import setup
 setup(
     name = 'dokuwiki',
-    version = '0.4.0',
+    version = '0.5.0',
     author = 'François Ménabé',
     author_email = 'francois.menabe@gmail.com',
     url = 'http://python-dokuwiki.readthedocs.org/en/latest/',