Coffea

- Merge pull request 548 from CoffeaTeam/jer-smear-deltapt
- Merge pull request 544 from btovar/chunksize_adaptive
- Merge pull request 532 from uccross/issue-516
- Merge pull request 541 from nikoladze/physlite-test-eventindex

- Merge pull request 527 from nikoladze/physlite-schema
- Merge pull request 537 from kmohrman/gzip-fixes
- Merge pull request 535 from CoffeaTeam/nsmith--patch-1
- Merge pull request 533 from kondratyevd/rochester_fix
- Merge pull request 531 from CoffeaTeam/jetcycles
- Merge pull request 528 from nikoladze/item-transformation-stack
- Merge pull request 526 from CoffeaTeam/servicex-py39

- Merge pull request 524 from andrzejnovak/up_parsl
- Merge pull request 522 from ssl-hep/remove_servicex_print
- remove radosparquetjob as release req.
- disable rados test for now
- Merge pull request 519 from btovar/wq_x509
- update linter commands in docs
- reformat for latest black
- Merge pull request 448 from nikoladze/dev-physlite
- Merge pull request 513 from lgray/restrict_flake8
- point to new version of awkward and uproot
- Merge pull request 502 from lgray/extensible_metadata
- Merge pull request 509 from CoffeaTeam/daskci
- Merge pull request 488 from ssl-hep/servicex_coffea
- Merge pull request 505 from btovar/wq_abs_path
- Merge pull request 504 from btovar/wq_debug_typo
- Merge pull request 503 from CoffeaTeam/fix-rochcorrs
- Merge pull request 501 from CoffeaTeam/update-awkward
- Merge pull request 500 from CoffeaTeam/add-black-to-docs
- Merge pull request 499 from CoffeaTeam/try-older-parsl
- add py39 in setup.py
- Merge pull request 496 from CoffeaTeam/more_spark_ci_patches
- Merge pull request 495 from CoffeaTeam/try_using_localhosts
- Merge pull request 494 from CoffeaTeam/house_cleaning
- Merge pull request 492 from CoffeaTeam/lostcache
- Merge pull request 491 from lgray/black_coffea
- Merge pull request 489 from lgray/reactivate_F401
- Merge pull request 490 from yimuchen/master
- Merge pull request 484 from lgray/jetmet_tools_improvements
- Merge pull request 487 from CoffeaTeam/metcycles2

⚠️ For users of `savemetrics` in `coffea.processor.run_uproot_job` note that the return type has changed to new accumulator semantics, i.e. it uses builtin types instead of custom accumulator classes.

- Merge pull request 483 from CoffeaTeam/fix_455
- Merge pull request 427 from CoffeaTeam/pfnano
- Merge pull request 482 from uccross/retry-failed-ceph-setup
- Merge pull request 476 from CoffeaTeam/pickle
- Merge pull request 472 from CoffeaTeam/newaccumulator
- Add py39 to tests (363)
- Merge pull request 470 from danbarto/master
- Merge pull request 449 from uccross/use-dataset-api
- Merge pull request 464 from CoffeaTeam/dupbranch
- Merge pull request 463 from CoffeaTeam/selection-any
- Merge pull request 462 from CoffeaTeam/boosthistv

- Merge pull request 459 from CoffeaTeam/fixak8
- Merge pull request 456 from dthain/wq-factory-api-fix
- Merge pull request 453 from dthain/wq-awkward-update
- Merge pull request 447 from jrueb/extendvector
- Merge pull request 450 from andrzejnovak/fatmatch
- Merge pull request 452 from CoffeaTeam/nsmith--patch-1
- Merge pull request 446 from dthain/wq-task-failure
- Merge pull request 442 from kpedro88/cand_docs
- Merge pull request 444 from CoffeaTeam/uproot3-checkwarn-remove
- Merge pull request 439 from andrzejnovak/minif