docs: update openstackdocstheme to 3.5.0 and 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.

And remove blank readme file.

Change-Id: I35f1b7b42fa32daafa07af38378dba0402e5b8a5

doc/requirements.txt

@@ -1,3 +1,4 @@
-openstackdocstheme>=2.2.0 # Apache-2.0
-sphinxcontrib-svg2pdfconverter>=0.1.0 # BSD
-reno>=3.1.0 # Apache-2.0
+sphinxcontrib-svg2pdfconverter>=1.2.3 # BSD
+openstackdocstheme>=3.5.0 # Apache-2.0
+doc8>=1.1.2 # Apache-2.0
+reno>=4.1.0 # Apache-2.0

doc/source/conf.py

@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -45,8 +44,8 @@ source_suffix = '.rst'
 master_doc = 'index'
 
 # General information about the project.
-project = u'designate_dashboard'
-copyright = u'2013, OpenStack Foundation'
+project = 'designate_dashboard'
+copyright = '2013, OpenStack Foundation'
 
 # If true, '()' will be appended to :func: etc. cross-reference text.
 add_function_parentheses = True
@@ -75,8 +74,8 @@ htmlhelp_basename = '%sdoc' % project
 latex_documents = [
     ('index',
      'doc-designate-dashboard.tex',
-     u'Designate Dashboard Documentation',
-     u'OpenStack Foundation', 'manual', True),
+     'Designate Dashboard Documentation',
+     'OpenStack Foundation', 'manual', True),
 ]
 
 latex_domain_indices = False
@@ -91,4 +90,4 @@ latex_elements = {
 }
 
 # Example configuration for intersphinx: refer to the Python standard library.
-#intersphinx_mapping = {'http://docs.python.org/': None}
+#intersphinx_mapping = {'https://docs.python.org/': None}

doc/source/index.rst

@@ -1,16 +1,10 @@
-.. designate_ui documentation master file, created by
-   sphinx-quickstart on Tue Jul  9 22:26:36 2013.
-   You can adapt this file completely to your liking, but it should at least
-   contain the root `toctree` directive.
-
-================================================
- Welcome to designatedashboard's documentation!
-================================================
+=============================================
+ Welcome to Designate Dashboard Documentation
+=============================================
 
 .. toctree::
    :maxdepth: 2
 
-   readme
    install/index
    user/index
    contributor/index

doc/source/readme.rst

@@ -1 +0,0 @@
-.. include:: ../../README.rst