Work around for Python 2.7.11

See: vim#526

Author: k-takata

appveyor.yml

@@ -18,6 +18,8 @@ build:
 
 before_build:
   - '"C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin\SetEnv.cmd" /%ARCH% /release'
+  - 'reg copy HKLM\SOFTWARE\Python\PythonCore\2.7 HKLM\SOFTWARE\Python\PythonCore\2.7-32 /s /reg:32'
+  - 'reg copy HKLM\SOFTWARE\Python\PythonCore\2.7 HKLM\SOFTWARE\Python\PythonCore\2.7-32 /s /reg:64'
 
 build_script:
   - cd src