Openjd-sessions

Documenation
* Windows is no longer marked as experimental in documentation.

Bug Fixes
* Failing to parse openjd_env and openjd_unset_env should fail session action (111) ([`8576a73`](https://github.com/OpenJobDescription/openjd-sessions-for-python/commit/8576a732011e32deb8151a88e309be3fa970a241))
* restrict handles inherited by win32 subprocess (112) ([`aba3071`](https://github.com/OpenJobDescription/openjd-sessions-for-python/commit/aba3071439b42cb09194718b84ceee7780206c36))

BREAKING CHANGES
* remove group property from WindowsSessionUser (102) ([`5fa8bf2`](https://github.com/OpenJobDescription/openjd-sessions-for-python/commit/5fa8bf20df4f868995c30bea94006e7e542265e9))

This release does not contain any functional changes. It is functionally identical to 0.6.0.
This release was only made to fix an issue with the tests in our internal systems.

BREAKING CHANGES
* remove methods from public interface of WindowsSessionUser (91) ([`788a503`](https://github.com/OpenJobDescription/openjd-sessions-for-python/commit/788a50356b293dd496669c4fc71ef752fb90e333))

Features
* Sessions can now be run in a Windows Service context (97) ([`72ff65b`](https://github.com/OpenJobDescription/openjd-sessions-for-python/commit/72ff65b385bee48236014268993b83e2fd7c87a3))

Bug Fixes
* Make tempdir create parent dir if nonexistent (86) ([`243f4b7`](https://github.com/OpenJobDescription/openjd-sessions-for-python/commit/243f4b7693c19f3397f8598d8728c2eaf0881957))