across different machine architectures and compatibility with Python 3.x.

issues mentioned in #3410.

Prepare for Windows 7 (still commented out).

command helper functions.

See #6479 for some motivation.

Since there is no official mapping file from unicode.org,
the codec file is generated on Windows with the new genwincodec.py script.

This should allow direct compilation from a downloaded source tar ball.

Add more tests for the xlmrpc.ServerProxy

Patch by Mads Kiilerich, Reviewed by Barry Warsaw.

According to #6358, python 3.0 has a different implementation that behaves differently.

Need to be careful with thread switching when testing the xmlrpc server.  The server thread may not have updated stats when the client thread tests them.