[pygobject] Fix title levels

[Christoph Reiter <creiter src gnome org>]

commit 0c7dd5e850a0ba0a1c5196a67059361715c81d2f
Author: Dan Yeaw <dan yeaw me>
Date:   Thu Mar 8 06:13:21 2018 -0500

    Fix title levels
    
    Signed-off-by: Dan Yeaw <dan yeaw me>

 docs/devguide/dev_environ.rst | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)
---
diff --git a/docs/devguide/dev_environ.rst b/docs/devguide/dev_environ.rst
index e55560c4..ad83ed8e 100644
--- a/docs/devguide/dev_environ.rst
+++ b/docs/devguide/dev_environ.rst
@@ -2,9 +2,9 @@
 
 .. _devenv:
 
-==================================
+##################################
 Creating a Development Environment
-==================================
+##################################
 
 This describes how to setup a development environment for working on a project
 that uses PyGObject, or for working on PyGObject itself. Please follow the
@@ -229,6 +229,11 @@ do the following additional steps:
 Work on PyGObject
 *****************
 
+
+Platform Independent Steps
+==========================
+
+
 If you are going to work on developing PyGObject itself, then do the following
 additional steps:
 
@@ -241,6 +246,10 @@ additional steps:
     pipenv install flake8
     pipenv shell
 
+
+Additional Steps Per Platform
+=============================
+
 ================================================= ============================================== 
====================================================
 |ubuntu-logo| :ref:`Ubuntu <ubuntu-pygobject>`    |fedora-logo| :ref:`Fedora <fedora-pygobject>` |arch-logo| 
:ref:`Arch Linux <arch-pygobject>`
 |windows-logo| :ref:`Windows <windows-pygobject>` |macosx-logo| :ref:`macOS <macosx-pygobject>`  
|opensuse-logo| :ref:`openSUSE <opensuse-pygobject>`