Remove unnecessary Windows related notes.
Latest Python versions can be installed per-user just fine. No need
to recommend installing as admin.
After fixing PYTHONCASEOK isn't an issue anymore.
@@ -122,10 +122,6 @@ to `drop Python 2.6 support in RF 3.1`__. If you need to use older versions,
Robot Framework 2.5-2.8 support Python 2.5 and Robot Framework 2.0-2.1
support Python 2.3 and 2.4.
-On Windows it is recommended to install Python to all users and to run the
-installer as an administrator. Additionally, environment variable
-``PYTHONCASEOK`` must not be set.
-
After installing Python, you probably still want to configure PATH_ to make
Python itself as well as the ``robot`` and ``rebot`` `runner scripts`_
executable on the command line.
