Simplify setup.py.

Author: xoviat

appveyor.yml

@@ -80,6 +80,7 @@ install:
       %CMD_IN_ENV% pip install -U --disable-pip-version-check --timeout 5 --retries 2 -r tests/requirements-win.txt )"
 
   - "%CMD_IN_ENV% python setup.py build"
+  - "%CMD_IN_ENV% python setup.py bdist_wheel"
   - "%CMD_IN_ENV% pip install ."
 
 build: none
@@ -89,6 +90,9 @@ test_script:
   # if we're just updating the cache.
   - "if not \"%APPVEYOR_SCHEDULED_BUILD%\" == \"True\" (%CMD_IN_ENV% %TEST1_CMD% )"
 
+artifacts:
+  - path: '**\*.whl'
+
 on_finish:
   # - "python .\\tests\\scripts\\list_sitepackages.py"
   - ps: (new-object net.webclient).UploadFile("https://ci.appveyor.com/api/testresults/junit/$($env:APPVEYOR_JOB_ID)", (Resolve-Path .\junit-results.xml))