* moving in test, misc, code, io directories and
py/__init__.py
* py/bin/_find.py does not print to stderr anymore
* a few fixes to conftest files in other dirs
some more fixes and adjustments pending
--HG--
branch : trunk
a new class py.path.SvnAuth of which instances store user credentials and
auth config, and can be passed to py.path.svnurl and py.path.svnwc objects
to control SVN authentication behaviour.
--HG--
branch : trunk