remove unicode from code

In Python 3, all strings are represented in Unicode.In Python 2 are
stored internally as 8-bit ASCII, hence it is required to attach 'u'
to make it Unicode. It is no longer necessary now.'

Change-Id: I5f761b1d4bd04345bb339d251b8de95817a76cce

doc/source/conf.py

@@ -37,7 +37,7 @@ source_suffix = '.rst'
 master_doc = 'index'
 
 # General information about the project.
-copyright = u'2013, OpenStack Foundation'
+copyright = '2013, OpenStack Foundation'
 
 # openstackdocstheme options
 openstackdocs_repo_name = 'openstack/kuryr'
@@ -71,8 +71,8 @@ htmlhelp_basename = 'kuryrdoc'
 latex_documents = [
     ('index',
      'kuryr.tex',
-     u'kuryr Documentation',
-     u'OpenStack Foundation', 'manual'),
+     'kuryr Documentation',
+     'OpenStack Foundation', 'manual'),
 ]
 
 # Example configuration for intersphinx: refer to the Python standard library.

releasenotes/source/conf.py

@@ -51,7 +51,7 @@ source_suffix = '.rst'
 master_doc = 'index'
 
 # General information about the project.
-copyright = u'2016, Kuryr developers'
+copyright = '2016, Kuryr developers'
 
 # openstackdocstheme options
 openstackdocs_repo_name = 'openstack/kuryr'
@@ -137,7 +137,7 @@ html_theme = 'openstackdocs'
 # The name for this set of Sphinx documents.
 # "<project> v<release> documentation" by default.
 #
-# html_title = u'Kuryr v0.0.1a'
+# html_title = 'Kuryr v0.0.1a'
 
 # A shorter title for the navigation bar.  Default is the same as html_title.
 #
@@ -245,8 +245,8 @@ htmlhelp_basename = 'kuryrdoc'
 # (source start file, target name, title,
 #  author, documentclass [howto, manual, or own class]).
 latex_documents = [
-    (master_doc, 'kuryr.tex', u'Kuryr Documentation',
-     u'Kuryr Developers', 'manual'),
+    (master_doc, 'kuryr.tex', 'Kuryr Documentation',
+     'Kuryr Developers', 'manual'),
 ]
 
 # The name of an image file (relative to this directory) to place at the top of
@@ -287,8 +287,8 @@ latex_documents = [
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    (master_doc, 'kuryr', u'Kuryr Documentation',
-     [u'Kuryr developers'], 1)
+    (master_doc, 'kuryr', 'Kuryr Documentation',
+     ['Kuryr developers'], 1)
 ]
 
 # If true, show URL addresses after external links.
@@ -302,8 +302,8 @@ man_pages = [
 # (source start file, target name, title, author,
 #  dir menu entry, description, category)
 texinfo_documents = [
-    (master_doc, 'kuryr', u'Kuryr Documentation',
-     u'Kuryr developers', 'kuryr', 'One line description of project.',
+    (master_doc, 'kuryr', 'Kuryr Documentation',
+     'Kuryr developers', 'kuryr', 'One line description of project.',
      'Miscellaneous'),
 ]