fix buildout.cfg so that all necessary dependencies are present: tox …

…and sphinx should be build

buildout.cfg

@@ -1,11 +1,15 @@
 [buildout]
 develop = .
 parts =
+    code-analysis
+    githook
     interpreter
     test
     pytest
-    code-analysis
-    githook
+    tox
+    sphinx
+
+versions = versions
 
 [interpreter]
 recipe = zc.recipe.egg
@@ -23,6 +27,17 @@ eggs =
     pytest-flake8
     pytest-isort
     RestrictedPython
+    tox
+
+[tox]
+recipe = zc.recipe.egg
+eggs =
+    tox
+
+[sphinx]
+recipe = zc.recipe.egg
+eggs =
+    Sphinx
 
 [code-analysis]
 recipe = plone.recipe.codeanalysis[recommended]
@@ -34,5 +49,9 @@ flake8-max-complexity = 15
 [githook]
 recipe = plone.recipe.command
 command =
-    echo "\nbin/pytest" >> .git/hooks/pre-commit
+    #echo "\nbin/pytest" >> .git/hooks/pre-commit
+    echo "\nbin/tox" >> .git/hooks/pre-commit
     cat .git/hooks/pre-commit
+
+[versions]
+pycodestyle = 2.2.0