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
coverage: add NotImplementedError to exclude_lines
remove py/_test and proxy py.test namespace to the new 'pytest' package (version 2) remove py/_cmdline and command line tools (now in separate 'pytools' package)