drop official support for python 3.2 (though it should still work for now)

Author: njsmith

.travis.yml

@@ -2,7 +2,6 @@ language: python
 python:
   - 2.6
   - 2.7
-  - 3.2
   - 3.3
   - 3.4
 before_install:

README.rst

@@ -15,7 +15,7 @@ Downloads:
   http://pypi.python.org/pypi/patsy/
 
 Dependencies:
-  * Python (2.6+, or 3.2+)
+  * Python (2.6, 2.7, or 3.3+)
   * six
   * numpy
 

doc/overview.rst

@@ -82,8 +82,7 @@ Requirements
 
 Installing :mod:`patsy` requires:
 
-* `Python <http://python.org/>`_ (version 2.4 or later; Python 3 is
-  fully supported)
+* `Python <http://python.org/>`_ (version 2.6, 2.7, or 3.3+)
 * `Six <https://pypi.python.org/pypi/six>`_
 * `NumPy <http://numpy.scipy.org/>`_