arvados-server config-check doesn't sort Containers/InstanceTypes

Output glob "./" doesn't work as output from CWL workflow

Handling of ./ in arvados-cwl-runner

[keep-web] [s3] Implement NextContinuationToken per ListObjectsV2 API

[boot] Make workbench1 optional (for workbench2 integration tests, etc)

[controller] Request body size incorrectly limited to 10M when content-type is x-www-form-urlencoded

Fix flaky integration tests

[keep-web] Avoid red-herring error log on 304 Not Modified responses

[deployment][salt] remove extra example Vagrantfile

Single node salt install improvements

[arvados-client] when ARVADOS_API_HOST/TOKEN are not set, error out quickly

connecting from controller using nginx <-> api

[a-d-c] AWS/EC2 driver should return a RateLimitError to dispatcher if the upstream error is RequestLimitExceeded

[Rails] package prints a backtrace on installation when the arvados config.yml file is not present/complete

keep-balance doesn't take into account empty block

[controller] Remove ForceLegacyAPI14 config flag

[sdk] unreasonable python SDK timeout when ARVADOS_API_HOST is reachable

Point release 2.1.2.1

[arv-put] should use binary mode when reading stdin