The project name automatically gets the release and the literal string
"documentation" appended by default (and "html_title" can be set to generate a
title differently), so having "documentation" set in the project variable
duplicates it in the page title.
master_doc = 'index'
# General information about the project.
-project = u'odoo developer documentation'
+project = u'odoo'
copyright = u'2014, OpenERP s.a.'
# The version info for the project you're documenting, acts as replacement for