Change documentation configuration

This patch makes sure that the html documentation is generated with
alabaster theme.

Change-Id: Id2f13d44100a1eeb97670ea49f600d29119258e9

doc/source/conf.py

@@ -33,7 +33,7 @@ extensions = [
 ]
 
 # openstackdocstheme options
-repository_name = 'osf/refstack-client'
+openstackdocs_repo_name = 'osf/refstack-client'
 bug_project = '879'
 bug_tag = ''
 
@@ -105,7 +105,7 @@ pygments_style = 'sphinx'
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = 'openstackdocs'
+html_theme = 'alabaster'
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the

tox.ini

@@ -44,7 +44,8 @@ commands =
 
 [testenv:docs]
 basepython = python3
-deps = -r{toxinidir}/doc/requirements.txt
+deps = -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+       -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -b html doc/source doc/build/html
 
 [flake8]