Drop win32 support (#156)

* drop win32 support

* release notes [ci skip]

Author: alimanfoo

appveyor.yml

@@ -12,28 +12,16 @@ environment:
 
   matrix:
 
-    - PYTHON: "C:\\Python27"
-      PYTHON_VERSION: "2.7"
-
     - PYTHON: "C:\\Python27-x64"
       PYTHON_VERSION: "2.7"
       DISTUTILS_USE_SDK: "1"
 
-    - PYTHON: "C:\\Python35"
-      PYTHON_VERSION: "3.5"
-
     - PYTHON: "C:\\Python35-x64"
       PYTHON_VERSION: "3.5"
 
-    - PYTHON: "C:\\Python36"
-      PYTHON_VERSION: "3.6"
-
     - PYTHON: "C:\\Python36-x64"
       PYTHON_VERSION: "3.6"
 
-    - PYTHON: "C:\\Python37"
-      PYTHON_VERSION: "3.7"
-
     - PYTHON: "C:\\Python37-x64"
       PYTHON_VERSION: "3.7"
 

docs/release.rst

@@ -1,6 +1,10 @@
 Release notes
 =============
 
+
+* Drop support for 32-bit Windows. By :user:`Alistair Miles <alimanfoo>`, :issue:`97`, :issue:`156`.
+
+
 .. _release_0.6.2:
 
 0.6.2