[skip ci] Merge pull request #754 from buildkite/update-changelog-for-v5

update changelog for v5.0.0 release – docs only change so skipping CI.

Author: chloeruka

CHANGELOG.md

@@ -4,36 +4,27 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-## Unreleased
-
-* Bump Buildkite Agent Scaler to v1.0.2 [4fafd8e](https://github.com/buildkite/elastic-ci-stack-for-aws/commit/4fafd8e85a888f0d7b23bb3a1420332fe4e9063c) ([JuanitoFatas](https://github.com/JuanitoFatas))
-* Bump Buildkite Agent to v3.25.0 [#749](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/749) ([JuanitoFatas](https://github.com/JuanitoFatas))
-
-## [v5.0.0-beta1](https://github.com/buildkite/elastic-ci-stack-for-aws/compare/v4.5.0...v5.0.0-beta1) (2020-10-08)
-
-### Known issues
-* Spot instances may appear to hang in the Buildkite UI for a few minutes after they terminate [#733](https://github.com/buildkite/elastic-ci-stack-for-aws/issues/733)
-* Windows instances have issues with MinSize > 0 [#712](https://github.com/buildkite/elastic-ci-stack-for-aws/issues/712)
+## [v5.0.0](https://github.com/buildkite/elastic-ci-stack-for-aws/compare/v4.5.0...v5.0.0) (2020-10-26)
 
 ### Added
-<!--
-    TODO: document the new lambda scaler properly as a new default and what it means. For now https://forum.buildkite.community/t/experimental-lambda-based-scaler/425 is a good starting point.
--->
 * **Our previously experimental blazing fast lambda scaler is now the default** which makes for much faster scaling in response to pending jobs [#575](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/575) (@lox)
 * **EXPERIMENTAL** Windows support on a new Windows Server 2019 based image [#546](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/546), [#632](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/632), [#595](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/595), [#628](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/628), [#614](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/614), [#633](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/633) ([jeremiahsnapp](https://github.com/jeremiahsnapp)) [#670](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/670) ([pda](https://github.com/pda)) [#600](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/600) ([tduffield](https://github.com/tduffield))
+  * There is a known issue with graceful handling of spot instances under windows. The agent may not disconnect gracefully, and may appear in the Buildkite UI for a few minutes after they terminate [#752](https://github.com/buildkite/elastic-ci-stack-for-aws/issues/752)
 * Support for [buildkite/image-builder](https://github.com/buildkite/image-builder) which can enable you to customize AMIs based off the ones we ship [#692](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/692) ([keithduncan](https://github.com/keithduncan))
 * Support for multiple security groups on instances [#667](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/667) ([jdub](https://github.com/jdub))
 * AMI and Lambda Scaler support more regions: ap-east-1 (Hong Kong), me-south-1 (Bahrain), af-south-1 (Cape Town), eu-south-1 (Milan) [#718](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/718) ([JuanitoFatas](https://github.com/JuanitoFatas))
 * Support for loading BuildkiteAgentTokenPath from AWS Parameter Store [#601](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/601) ([jradtilbrook](https://github.com/jradtilbrook)), [#625](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/625) ([jradtilbrook](https://github.com/jradtilbrook))
 
 ### Changed
+* Docker configuration is now isolated per-step [#678](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/678) ([patrobinson](https://github.com/patrobinson)) [#756](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/756) ([yob](https://github.com/yob))
 * Use EC2 LaunchTemplate instead of a LaunchConfiguration [#589](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/589) ([lox](https://github.com/lox))
 * InstanceType default is now `t3.large` (was `t2.nano`) [#699](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/699) ([pda](https://github.com/pda))
 * Made ECR hook an `environment` hook (was `pre-command`). [#677](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/677) ([pda](https://github.com/pda))
 * Mappings file format has changed to list both Linux and Windows AMIs [#569](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/569) ([lox](https://github.com/lox))
 * We now warn instead of hard-fail when there's no configured SSH keys [#669](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/669) ([pda](https://github.com/pda))
 * We now only set git-mirrors-path when EnableAgentGitMirrorsExperiment is set [#698](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/698) ([pda](https://github.com/pda))
 * Set RootVolumeName appropriately and allow it to be overridden [#593](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/593) ([jeremiahsnapp](https://github.com/jeremiahsnapp))
+* Disable AZRebalancing to prevent running instances being terminated unnecessarily [#751](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/751)
 
 ### Fixed
 * Stop trying to call poweroff after the agent shuts down [#728](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/728) ([yob](https://github.com/yob))
@@ -44,9 +35,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 * Fix incorrect yaml syntax for spot instances [#591](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/591) ([lox](https://github.com/lox))
 
 ### Dependencies updated
-* Bump Buildkite Agent to [v3.24.0](https://github.com/buildkite/agent/releases/tag/v3.24.0) [#726](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/726) ([JuanitoFatas](https://github.com/JuanitoFatas))
-* Bump Buildkite Agent Scaler to v1.0.1 [#724](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/724) ([JuanitoFatas](https://github.com/JuanitoFatas))
+* Bump Buildkite Agent to v3.25.0 [#749](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/749) ([JuanitoFatas](https://github.com/JuanitoFatas))
+* Bump Buildkite Agent Scaler to v1.0.2 [#724](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/724) ([JuanitoFatas](https://github.com/JuanitoFatas)) [4fafd8e](https://github.com/buildkite/elastic-ci-stack-for-aws/commit/4fafd8e85a888f0d7b23bb3a1420332fe4e9063c) ([JuanitoFatas](https://github.com/JuanitoFatas)) 
 * Bump docker to v19.03.13 (linux) and v19.03.12 (windows) and docker-compose to v1.27.4 (linux, windows uses [latest choco version](https://chocolatey.org/packages/docker-comp…)) [#719](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/719) ([yob](https://github.com/yob)) [#723](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/723) ([JuanitoFatas](https://github.com/JuanitoFatas))
+* Bump bundled plugins to the latest versions [secrets](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/740) [ecr](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/741) [docker login](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/744)
 
 ### Removed
 * Remove AWS autoscaling in favor of buildkite-agent-scaler [#575](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/575) ([lox](https://github.com/lox)) [#588](https://github.com/buildkite/elastic-ci-stack-for-aws/pull/588) ([jeremiahsnapp](https://github.com/jeremiahsnapp))