Squad

This 1.37.1 release is a bug fix release. It fixes a bug that shows
the "Callbacks" tab in builds with no callbacks and also fixes
a bug in the listener process that wasn't restarting dead processes.

Complete list of changes going in:

* frontend: build-nav: fix callbacks count check
* ci: listen: restart dead processes

This 1.37 release adds a couple of new features:
- an option to allow builds to finish on notification timeout
- allow disabling environments, by setting -1 to the "expected number of testruns"
- attempts to make notifications not timeout
- add 'important metadata keys'
- display build callbacks, if any

Complete list of changes going in:

* api: ci: disable and environment for receiving new submissions
* core:
* models: add flag to allow forcing builds to finish
* models: make callback response_content larger than 1024
* notification: use fase TestComparison
* frontent:
* build_callbacks: add callbacks to the Build view
* group_settings: avoid timeout deleting groups
* project_settings: add important-metadata-keys
* project_settings: add option to force finishing builds
* project_settings: add help text disabling environment
* doc: conf: update copyrights year
* test: core: test_tasks_notification: skip test for sqlite

This 1.36.1 release fixes a bug when api clients tried to save project_settings
but got their data discarted by the rest framework.

Complete list of changes going in:

* api: rest: make project_settings write only

This 1.36 release allow running build comparison against unfinished builds

This 1.35 release fixes a small issue when viewing all test results in Build page

Complete list of changes going in:

* frontend: tests: improve performance loading all test results
* doc: document how callbacks work

This 1.34.1 release fixes Plugins notifications when the project has no
recipients subscribed to it or when there's a race condition.

The release also fixes a scenario where a TestJob might get canceled
before getting a job_id from the backend, therefore entering a limbo state
where it can't be resubmitted.

Complete list of changes going in:

* core: tasks: notification: prevent duplicate patch_source notification
* ci: lava: fix resubmit on testjobs with empty job_id
* core: notification: mark as notified even if no recipients available