Update CHANGELOG

Author: tazend

CHANGELOG.md

@@ -5,6 +5,77 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased on the [21.8.x](https://github.com/PySlurm/pyslurm/tree/21.8.x) branch
+
+### Added
+
+- New Classes to interact with Database Associations (WIP)
+    - `pyslurm.db.Association`
+    - `pyslurm.db.Associations`
+- New Classes to interact with Database QoS (WIP)
+    - `pyslurm.db.QualityOfService`
+    - `pyslurm.db.QualitiesOfService`
+
+## [21.8.1](https://github.com/PySlurm/pyslurm/releases/tag/v21.8.1) - 2023-07-19
+
+### Added
+
+- A `pyproject.toml` file to ease installation ([PR #239](https://github.com/PySlurm/pyslurm/pull/239) by [tazend](https://github.com/tazend))
+- Allow specifying Slurm lib-dir and include-dir via `SLURM_LIB_DIR` and `SLURM_INCLUDE_DIR` environment variables on install ([PR #239](https://github.com/PySlurm/pyslurm/pull/239) by [tazend](https://github.com/tazend))
+- `wait_finished` method to pyslurm.job class, which blocks until a specified
+  job is finished ([PR #242](https://github.com/PySlurm/pyslurm/pull/242) by [JonaOtto](https://github.com/JonaOtto))
+- Support updating `end_time` in `slurm_update_reservation` ([PR #255](https://github.com/PySlurm/pyslurm/pull/255) by [pllopsis](https://github.com/pllopis))
+- Classes to interact with the Job and Submission API ([PR #283](https://github.com/PySlurm/pyslurm/pull/283) by [tazend](https://github.com/tazend))
+    - [pyslurm.Job][]
+    - [pyslurm.Jobs][]
+    - [pyslurm.JobStep][]
+    - [pyslurm.JobSteps][]
+    - [pyslurm.JobSubmitDescription][]
+- Classes to interact with the Database Job API ([PR #283](https://github.com/PySlurm/pyslurm/pull/283) by [tazend](https://github.com/tazend))
+    - [pyslurm.db.Job][]
+    - [pyslurm.db.Jobs][]
+    - [pyslurm.db.JobStep][]
+    - [pyslurm.db.JobFilter][]
+- Classes to interact with the Node API ([PR #283](https://github.com/PySlurm/pyslurm/pull/283) by [tazend](https://github.com/tazend))
+    - [pyslurm.Node][]
+    - [pyslurm.Nodes][]
+- Exceptions added ([PR #283](https://github.com/PySlurm/pyslurm/pull/283) by [tazend](https://github.com/tazend))
+    - [pyslurm.PyslurmError][]
+    - [pyslurm.RPCError][]
+- [Utility Functions][pyslurm.utils]
+- New classes to interact with the Partition API
+    - [pyslurm.Partition][]
+    - [pyslurm.Partitions][]
+- Added a new Base Class [MultiClusterMap][pyslurm.xcollections.MultiClusterMap] that some Collections inherit from.
+- Added `to_json` function to all Collections
+
+### Fixed
+
+- Fix some typos in `pyslurm.job` class ([PR #243](https://github.com/PySlurm/pyslurm/pull/243) by [JonaOtto](https://github.com/JonaOtto), [PR #252](https://github.com/PySlurm/pyslurm/pull/252) by [schluenz](https://github.com/schluenz))
+- Fix not being able to create RPMs with `bdist_rpm` ([PR #248](https://github.com/PySlurm/pyslurm/pull/248) by [tazend](https://github.com/tazend))
+- Fix formatting error for `reservation_list` example ([PR #256](https://github.com/PySlurm/pyslurm/pull/256) by [pllopsis](https://github.com/pllopis))
+- Fix RPC strings, bringing them in sync with slurm 21.08 when getting Slurm
+  statistics via the `statistics` class ([PR #261](https://github.com/PySlurm/pyslurm/pull/261) by [wresch](https://github.com/wresch))
+
+### Changed
+
+- Now actually link to `libslurm.so` instead of `libslurmfull.so` ([PR #239](https://github.com/PySlurm/pyslurm/pull/239) by [tazend](https://github.com/tazend))
+- Actually retrieve and return the batch script as a string, instead of just
+  printing it ([PR #258](https://github.com/PySlurm/pyslurm/pull/258) by [tazend](https://github.com/tazend))
+- Raise `ValueError` on `slurm_update_reservation` instead of just returning the
+  error code ([PR #257](https://github.com/PySlurm/pyslurm/pull/257) by [pllopsis](https://github.com/pllopis))
+- Completely overhaul the documentation ([PR #283](https://github.com/PySlurm/pyslurm/pull/283) by [tazend](https://github.com/tazend))
+- Switch to mkdocs for generating documentation ([PR #271](https://github.com/PySlurm/pyslurm/pull/271) by [tazend](https://github.com/tazend), [multimeric](https://github.com/multimeric))
+- Rework the tests: Split them into unit and integration tests ([PR #283](https://github.com/PySlurm/pyslurm/pull/283) by [tazend](https://github.com/tazend))
+
+### Deprecated
+
+- Following classes are superseded by new ones:
+    - [pyslurm.job](https://pyslurm.github.io/22.5/reference/old/job/#pyslurm.job)
+    - [pyslurm.node](https://pyslurm.github.io/22.5/reference/old/node/#pyslurm.node)
+    - [pyslurm.jobstep](https://pyslurm.github.io/22.5/reference/old/jobstep/#pyslurm.jobstep)
+    - [pyslurm.slurmdb_jobs](https://pyslurm.github.io/22.5/reference/old/db/job/#pyslurm.slurmdb_jobs)
+
 ## [21.8.0](https://github.com/PySlurm/pyslurm/releases/tag/v21.8.0) - 2022-03-01
 
 ### Added