chore(docs): Rollback to alabaster layout

Author: JohannesErnst

doc/conda_environment.yml

@@ -13,5 +13,4 @@ dependencies:
     - gaphas>=2.1.0,<2.2.0
     - jsonconversion>=1.0.0
     - yaml_configuration>=0.2.5,<0.3.0
-    - sphinx_rtd_theme==1.0.0
     - https://files.pythonhosted.org/packages/e3/d6/52994712b7d985a58614233fb3c317abaa6a91525d0c5e9f1be93ace03f6/python-gtkmvc3-dlr-1.0.1.tar.gz#egg=python-gtkmvc3-dlr

doc/conf.py

@@ -31,7 +31,7 @@
 # -- General configuration ------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
-needs_sphinx = '5.0'
+needs_sphinx = '1.4'
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
@@ -138,7 +138,7 @@
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = 'sphinx_rtd_theme'
+# html_theme = 'sphinx_rtd_theme'
 
 # 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