Executor

---------------------------

- Change default logger of commands executed in pools.
- Extract ephemeral TCP server support from ``executor.ssh.server.SSHServer``.

.. _Release 7.5: https://github.com/xolox/python-executor/compare/7.4...7.5

---------------------------

- Decompose ``ExternalCommand.start()``.
- Introduce ``CommandNotFound`` subclass of ``ExternalCommandFailed``.

.. _Release 7.4: https://github.com/xolox/python-executor/compare/7.2...7.4

---------------------------

- Decompose ``executor.which()`` and add Windows support.
- Disable capturing in pytest.ini (because it breaks ``sudo`` tests).

.. _Release 7.2: https://github.com/xolox/python-executor/compare/7.1.1...7.2

-----------------------------

- Bug fix for integration of ``ExternalCommandFailed`` / ``TimeoutError`` exceptions.
- Improve documentation of ``virtual_environment`` option.

.. _Release 7.1.1: https://github.com/xolox/python-executor/compare/7.1...7.1.1

---------------------------

Make it easy to run commands in Python virtual environments.

.. _Release 7.1: https://github.com/xolox/python-executor/compare/7.0.1...7.1

-----------------------------

Bug fix: Only raise ``CommandPoolFailed`` for commands with ``check=True``.

.. _Release 7.0.1: https://github.com/xolox/python-executor/compare/7.0...7.0.1