Updare read the docs

Author: MarcCote

.readthedocs.yaml

@@ -18,6 +18,5 @@ sphinx:
 python:
   install:
     - requirements: docs/requirements.txt
-    # - requirements: requirements.txt
-    - method: pip
-      path: .
+    # - method: pip
+    #   path: .

docs/requirements.txt

@@ -3,3 +3,4 @@ recommonmark
 sphinx_autodoc_typehints
 sphinx-argparse
 sphinx-rtd-theme
+textworld

tox.ini

@@ -3,15 +3,6 @@
 # test suite on all supported python versions. To use it, "pip install tox"
 # and then run "tox" from this directory.
 
-[tox]
-envlist = py35,py36
-skip_missing_interpreters=True
-
-[testenv]
-commands = nosetests textworld
-deps =
-    nose
-    -rrequirements.txt
 
 [flake8]
 max-line-length = 127