more timeout adjustments for appveyor.

changelog.rst

@@ -12,9 +12,12 @@
   Reported in :issue:`798` by Garrett Heel.
 - Python 2: Don't raise ``OverflowError`` when using the ``readline``
   method of the WSGI input stream without a size hint or with a large
-  size hint when the client is uploading a large amount of data.
+  size hint when the client is uploading a large amount of data. (This
+  only impacted CPython 2; PyPy and Python 3 already handled this.)
   Reported in :issue:`289` by ggjjlldd, with contributions by Nathan
   Hoad.
+- ``BaseServer`` and its subclasses like ``WSGIServer`` avoid
+  allocating a new closure for each request, reducing overhead.
 
 1.1rc3 (Jan 04, 2016)
 =====================

greentest/greentest.py

@@ -510,7 +510,8 @@ class _DelayWaitMixin(object):
         _default_delay_max_adj = 0.11
     else:
         # Timing resolution is extremely poor on Appveyor
-        _default_delay_max_adj = 0.9
+        # and subject to jitter.
+        _default_delay_max_adj = 0.98
 
     def wait(self, timeout):
         raise NotImplementedError('override me in subclass')