1.8.1
Drop support for EOL Python <= 2.6, 3.0-3.3
Have at least one separator in sep()
Fix py.log import error on Windows due to syslog
Fixes py.path.local.samefile in Python 3 on Windows
refactor class-level registry on ForkedFunc child start/finish event to become instance based (i.e. passed into the constructor)
add missed package and switch the py imports tests to parametrize
Automate deployment to PyPI using Travis
move down py/impl/XYZ to py/_XYZ
Clean up builtin for py27+
turn py.error into a actual module, fixes #73
deprecate py.std and remove all uses from the own codebase/unrelated tests
Revert "apply the xml newlines patch, fixes #85"
slight adjustments