Use updated sphinx terms

doc/conf.py

@@ -4,7 +4,7 @@
 #
 # This file does only contain a selection of the most common options. For a
 # full list see the documentation:
-# http://www.sphinx-doc.org/en/master/config
+# http://www.sphinx-doc.org/en/main/config
 
 # -- Path setup --------------------------------------------------------------
 
@@ -81,8 +81,8 @@
 # source_suffix = ['.rst', '.md']
 source_suffix = '.rst'
 
-# The master toctree document.
-master_doc = 'index'
+# The root toctree document.
+root_doc = 'index'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
@@ -164,7 +164,7 @@
 # (source start file, target name, title,
 #  author, documentclass [howto, manual, or own class]).
 latex_documents = [
-    (master_doc, 'econml.tex', 'econml Documentation',
+    (root_doc, 'econml.tex', 'econml Documentation',
      'Microsoft Research', 'manual'),
 ]
 
@@ -174,7 +174,7 @@
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    (master_doc, 'econml', 'econml Documentation',
+    (root_doc, 'econml', 'econml Documentation',
      [author], 1)
 ]
 
@@ -185,7 +185,7 @@
 # (source start file, target name, title, author,
 #  dir menu entry, description, category)
 texinfo_documents = [
-    (master_doc, 'econml', 'econml Documentation',
+    (root_doc, 'econml', 'econml Documentation',
      author, 'econml', 'One line description of project.',
      'Miscellaneous'),
 ]

doc/index.rst

@@ -1,4 +1,4 @@
-.. econml documentation master file, created by
+.. econml documentation root file, created by
    sphinx-quickstart on Fri Feb 15 12:08:35 2019.
    You can adapt this file completely to your liking, but it should at least
    contain the root `toctree` directive.