[docs] iterating to get to ASF compliance on project site (#5923)

* [docs] iterating to get to ASF compliance on project site

https://whimsy.apache.org/pods/project/superset is a place to check on
whether we match the ASF's requirements

* Minor adjustments

docs/conf.py

@@ -51,7 +51,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = "Apache Superset"
-copyright = 'Apache Software Foundation'
+copyright = 'Copyright © 2018 The Apache Software Foundation, Licensed under the Apache License, Version 2.0.'
 author = u'Maxime Beauchemin'
 
 # The version info for the project you're documenting, acts as replacement for
@@ -132,7 +132,7 @@ html_theme_options = {}
 
 # The name of an image file (relative to this directory) to place at the top
 # of the sidebar.
-#html_logo = None
+# html_logo = "images/s.png"
 
 # The name of an image file (within the static path) to use as favicon of the
 # docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
@@ -177,10 +177,10 @@ html_static_path = ['_static']
 html_show_sourcelink = False
 
 # If true, "Created using Sphinx" is shown in the HTML footer. Default is True.
-#html_show_sphinx = True
+html_show_sphinx = False
 
 # If true, "(C) Copyright ..." is shown in the HTML footer. Default is True.
-html_show_copyright = False
+html_show_copyright = True
 
 # If true, an OpenSearch description file will be output, and all pages will
 # contain a <link> tag referring to it.  The value of this option must be the