Do not use the official theme from oslosphinx

We are not an official project, let's not confuse people. Also
oslosphinx seems deprecated.

Change-Id: I42a61b04b5a03d948aa9dccaaaffbd8a7a9b0a10

doc/source/conf.py

@@ -21,8 +21,6 @@ sys.path.insert(0, os.path.abspath('../..'))
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
 extensions = [
     'sphinx.ext.autodoc',
-    #'sphinx.ext.intersphinx',
-    'oslosphinx'
 ]
 
 # autodoc generation is a bit aggressive and a nuisance when doing heavy

lower-constraints.txt

@@ -46,7 +46,6 @@ oslo.log==3.36.0
 oslo.serialization==2.25.0
 oslo.service==1.24.0
 oslo.utils==3.33.0
-oslosphinx==4.7.0
 oslotest==3.2.0
 Paste==2.0.3
 PasteDeploy==1.5.2

releasenotes/source/conf.py

@@ -38,7 +38,6 @@
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
-    'oslosphinx',
     'reno.sphinxext',
 ]
 

test-requirements.txt

@@ -9,7 +9,6 @@ coverage!=4.4,>=4.0 # Apache-2.0
 doc8>=0.6.0 # Apache-2.0
 python-subunit>=1.0.0 # Apache-2.0/BSD
 sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
-oslosphinx>=4.7.0 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=2.2.0 # MIT