FIX six is a requirement for both py2 and py3

NelleV · NelleV · commit 3d6a0f921d9c · 2016-11-30T21:09:58.000-08:00
diff --git a/INSTALL b/INSTALL
@@ -214,16 +214,17 @@ Required Dependencies
 `cycler <http://matplotlib.org/cycler/>`__ 0.10.0 or later
    Composable cycle class used for constructing style-cycles
 
+`six <https://pypi.python.org/pypi/six>`_
+  Required for compatibility between python 2 and python 3
+
+
 Required dependencies for python 2
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 `functools32 <https://pypi.python.org/pypi/functools32>`_
     Required for compatibility if running on versions of Python before
     Python 3.2.
 
-`six <https://pypi.python.org/pypi/six>`_
-  Required for compatibility between python 2 and python 3
-
 `subprocess32 <https://pypi.python.org/pypi/subprocess32/>`_
     Backport of the subprocess standard library from 3.2 for python2. It
     includes better timeout support.
