[Full Changelog](https://github.com/habitat-sh/habitat/compare/0.83.0...0.85.0)

### Behavioral Changes
- Cleanup lifecycle restarts and remove reload hook [#6668](https://github.com/habitat-sh/habitat/pull/6668) ([davidMcneil](https://github.com/davidMcneil))

### Bug Fixes
- Fix config gossip [#6910](https://github.com/habitat-sh/habitat/pull/6910) ([davidMcneil](https://github.com/davidMcneil))
- Properly root SetupEnvironment variables with file system paths at run time [#6850](https://github.com/habitat-sh/habitat/pull/6850) ([mwrock](https://github.com/mwrock))
- handle chunked encoding responses that lack content length header [#6891](https://github.com/habitat-sh/habitat/pull/6891) ([mwrock](https://github.com/mwrock))
- Be more explicit about connection refused errors. [#6755](https://github.com/habitat-sh/habitat/pull/6755) ([raskchanky](https://github.com/raskchanky))
- Ensure studio is installed [#6772](https://github.com/habitat-sh/habitat/pull/6772) ([smacfarlane](https://github.com/smacfarlane))

### New Features & Enhancements
- Add healthcheck results to event stream [#6905](https://github.com/habitat-sh/habitat/pull/6905) ([davidMcneil](https://github.com/davidMcneil))
- Copy SSL_CERT_FILE to studio internal and persist env var [#6909](https://github.com/habitat-sh/habitat/pull/6909) ([smacfarlane](https://github.com/smacfarlane))
- Adds channel-to-channel promotion to bldr subcommand [#6911](https://github.com/habitat-sh/habitat/pull/6911) ([eeyun](https://github.com/eeyun))
- Copy SSL certs into Windows studio [#6844](https://github.com/habitat-sh/habitat/pull/6844) ([chefsalim](https://github.com/chefsalim))
- Add ability to disable job group creation from the cli [#6843](https://github.com/habitat-sh/habitat/pull/6843) ([smacfarlane](https://github.com/smacfarlane))
- Update event stream [#6853](https://github.com/habitat-sh/habitat/pull/6853) ([davidMcneil](https://github.com/davidMcneil))
- Add environment to windows binstubs [#6826](https://github.com/habitat-sh/habitat/pull/6826) ([mwrock](https://github.com/mwrock))
- Assorted health-check tweaks [#6727](https://github.com/habitat-sh/habitat/pull/6727) ([christophermaier](https://github.com/christophermaier))

### Merged Pull Requests
- Fix typo in 'type' parameter for command 'hab origin key export' [#6934](https://github.com/habitat-sh/habitat/pull/6934) ([sirajrauff](https://github.com/sirajrauff))
- Add e2e test to ensure studio auto-installs [#6781](https://github.com/habitat-sh/habitat/pull/6781) ([smacfarlane](https://github.com/smacfarlane))
- Remove the trace_it! macro and associated functionality. [#6936](https://github.com/habitat-sh/habitat/pull/6936) ([raskchanky](https://github.com/raskchanky))
- Removes artifactory module from cli [#6931](https://github.com/habitat-sh/habitat/pull/6931) ([eeyun](https://github.com/eeyun))
- Always build the Launcher and Windows Service packages [#6916](https://github.com/habitat-sh/habitat/pull/6916) ([christophermaier](https://github.com/christophermaier))
- Remove unused locks and consolidate test helpers. [#6928](https://github.com/habitat-sh/habitat/pull/6928) ([raskchanky](https://github.com/raskchanky))
- Redo departial PR [#6925](https://github.com/habitat-sh/habitat/pull/6925) ([kagarmoe](https://github.com/kagarmoe))
- Correct Cargo.lock for new zmq branch [#6919](https://github.com/habitat-sh/habitat/pull/6919) ([raskchanky](https://github.com/raskchanky))
- Add one-off release tool [#6885](https://github.com/habitat-sh/habitat/pull/6885) ([davidMcneil](https://github.com/davidMcneil))
- Remove PID file error message [#6915](https://github.com/habitat-sh/habitat/pull/6915) ([davidMcneil](https://github.com/davidMcneil))
- mention earlier there's a debug option for PS plans [#6912](https://github.com/habitat-sh/habitat/pull/6912) ([robbkidd](https://github.com/robbkidd))
- fixes supervisor connection failure test [#6860](https://github.com/habitat-sh/habitat/pull/6860) ([nellshamrell](https://github.com/nellshamrell))
- fixing permission error in release [#6886](https://github.com/habitat-sh/habitat/pull/6886) ([mwrock](https://github.com/mwrock))
- increase timeout for mac and windows releases [#6888](https://github.com/habitat-sh/habitat/pull/6888) ([mwrock](https://github.com/mwrock))
- extend release timeouts [#6889](https://github.com/habitat-sh/habitat/pull/6889) ([mwrock](https://github.com/mwrock))
- report last error after all failed pkg download attempts [#6890](https://github.com/habitat-sh/habitat/pull/6890) ([mwrock](https://github.com/mwrock))
- Add hab bldr url for env variable [#6898](https://github.com/habitat-sh/habitat/pull/6898) ([scotthain](https://github.com/scotthain))
- Bump nokogiri from 1.10.3 to 1.10.4 in /www [#6877](https://github.com/habitat-sh/habitat/pull/6877) ([dependabot[bot]](https://github.com/dependabot[bot]))
- Begin cleaning up scripts and locations of things [#6846](https://github.com/habitat-sh/habitat/pull/6846) ([scotthain](https://github.com/scotthain))
- Upgrade to rust 1.37.0 [#6861](https://github.com/habitat-sh/habitat/pull/6861) ([raskchanky](https://github.com/raskchanky))
- Fixing up some End-to-End Supervisor Tests [#6780](https://github.com/habitat-sh/habitat/pull/6780) ([christophermaier](https://github.com/christophermaier))
- End to end tests: hab-svc-load and hup-does-not-abandon-services [#6849](https://github.com/habitat-sh/habitat/pull/6849) ([baumanj](https://github.com/baumanj))
- Add support for running e2e tests locally, for rapid iteration [#6855](https://github.com/habitat-sh/habitat/pull/6855) ([christophermaier](https://github.com/christophermaier))
- Add job to run all `#[ignore]`d tests [#6845](https://github.com/habitat-sh/habitat/pull/6845) ([baumanj](https://github.com/baumanj))
- Add mac hab build to release process [#6802](https://github.com/habitat-sh/habitat/pull/6802) ([scotthain](https://github.com/scotthain))
- Fix cargo update scheduled task [#6840](https://github.com/habitat-sh/habitat/pull/6840) ([smacfarlane](https://github.com/smacfarlane))
- publish both 2016 and 2019 studio images in release [#6842](https://github.com/habitat-sh/habitat/pull/6842) ([mwrock](https://github.com/mwrock))
- Remove spec file of failed services [#6794](https://github.com/habitat-sh/habitat/pull/6794) ([davidMcneil](https://github.com/davidMcneil))
- Audit RumorStore locking [#6674](https://github.com/habitat-sh/habitat/pull/6674) ([baumanj](https://github.com/baumanj))
- Update http-client and builder-api-client from hyper to reqwest. [#6759](https://github.com/habitat-sh/habitat/pull/6759) ([chefsalim](https://github.com/chefsalim))
- Always use linux for cleanup build channel [#6804](https://github.com/habitat-sh/habitat/pull/6804) ([scotthain](https://github.com/scotthain))
- Revert "redux: cross platform binstubs with package environment" [#6796](https://github.com/habitat-sh/habitat/pull/6796) ([smacfarlane](https://github.com/smacfarlane))
- Update rustfmt [#6776](https://github.com/habitat-sh/habitat/pull/6776) ([christophermaier](https://github.com/christophermaier))
- Extract a curlbash_hab function [#6789](https://github.com/habitat-sh/habitat/pull/6789) ([christophermaier](https://github.com/christophermaier))
- Clean up a few extra analytics code paths [#6787](https://github.com/habitat-sh/habitat/pull/6787) ([christophermaier](https://github.com/christophermaier))
- links to central Chef Community CoC [#6785](https://github.com/habitat-sh/habitat/pull/6785) ([nellshamrell](https://github.com/nellshamrell))
- Promote release candidates to builder-acceptance [#6725](https://github.com/habitat-sh/habitat/pull/6725) ([christophermaier](https://github.com/christophermaier))
- Work around 0.83.0 studio not installing bug [#6775](https://github.com/habitat-sh/habitat/pull/6775) ([scotthain](https://github.com/scotthain))
- Update Docs for 0.83.0 [#6768](https://github.com/habitat-sh/habitat/pull/6768) ([christophermaier](https://github.com/christophermaier))
- Convert all our manual whitespace splitting to use split_whitespace() [#6751](https://github.com/habitat-sh/habitat/pull/6751) ([raskchanky](https://github.com/raskchanky))
- Fixing typo public->secret in origin secret key download [#6753](https://github.com/habitat-sh/habitat/pull/6753) ([sirajrauff](https://github.com/sirajrauff))
- [hab] Allow flexible whitespace in HAB_DOCKER_OPTS [#6749](https://github.com/habitat-sh/habitat/pull/6749) ([stevendanna](https://github.com/stevendanna))
- [hab-plan-build] Normalize file checksums before comparison [#6748](https://github.com/habitat-sh/habitat/pull/6748) ([stevendanna](https://github.com/stevendanna))
- Fix javascript generation in the web site [#6742](https://github.com/habitat-sh/habitat/pull/6742) ([raskchanky](https://github.com/raskchanky))
- Make PID file handling a little more robust. [#6738](https://github.com/habitat-sh/habitat/pull/6738) ([raskchanky](https://github.com/raskchanky))
- Updating reference hooks document... [#6716](https://github.com/habitat-sh/habitat/pull/6716) ([mike10010100](https://github.com/mike10010100))
- Add license acceptance to kernel2 Vagrant file [#6733](https://github.com/habitat-sh/habitat/pull/6733) ([christophermaier](https://github.com/christophermaier))
- Upgrade to Rust 1.36.0 [#6708](https://github.com/habitat-sh/habitat/pull/6708) ([raskchanky](https://github.com/raskchanky))