cwltool 3.1.20210921111717 ; now with podman support!

New features:

• support (rootless) podman container engine 52e1ebe @mr-c
• Need nodejs? use podman or singularity in addition to docker bb6fe86 @mr-c

Fixes:

• CommandLineTool.arguments: correctly set $(self) 2b17b14 @mr-c
• fix add_file_or_directory_volume for singularity 7017990 @mr-c
• tweaks for testing with Singularity 3.4.x fbe4aa1 @mr-c
• cope with datetime objects 62d1e11 @mr-c
• subgraph: support long version of WorkflowStep[].out 5a1488b @mr-c
• pack: add $namespaces to the (efffective) root only (#1506) cd9fde3 @mr-c
• Fix #811 (SchemaDefRequirements not working in workflows) 8f9a9ef @ThomasHickman @mr-c
• Fix #816 (Any type in inner tool fails to run) (#1510) 23c5aab @ThomasHickman @mr-c
• schema-salad 8.2.20210914115719 fixed a bug c02bd92 @mr-c
• packing: treat the IDs of the outputs separately (#1501) 57f9be0 @mr-c

Improvements

• expression evaluation: better error messages b67a5e0 @mr-c
• (docs): grammar updates for README.rst (#1482) 952de68 @vladdoster
• more helpful message for "paths starting with '/' only permitted in CWL 1.2 and later" error @twigleingrid fed2086

Misc:

• Modernize Dockerfile; build and publish containers to quay.io a293c47 74994e5 (#1485) 1953cf6 462377e b7468c7 801a317
  8ef2512 f5e5700 45be161 da64403 9fc0f2c b9fca03 f4cc3d4 @mr-c
• Update ruamel-yaml requirement from <0.17.11,>=0.15 to >=0.15,<0.17.17 abb5a7f b1bc9cf 7fe6399 05fc01b @dependabot @mr-c
• codeql: follow best practices 5356a63 330ad30 @mr-c
• allow for spaces in the current working directory 3a419f1 @mr-c
• update lingering reference to galaxy-lib 3163e89 @mr-c
• Bump codecov/codecov-action from 1 to 2.0.3 45be161 f111cf1 @dependabot @mr-c
• skip broken version of importlib_metadata 99463af @mr-c
• parallelize all tests 48c9d0c @mr-c
• cleanup requests calculations ffb7513 @mr-c
• doc: explicit mention of node.js dependency during testing (#857) 0893cbe @fgeorgatos
• add command line options to the docs 661c5d5 reduce sphinx warnings 092dd9d add docs badge c014c36 @mr-c
• add registry to dockerPull references 6a7f35f @mr-c
• fix an assert message 4ccbdde @mr-c
• mypy: warn_unreachable = True a3cc4fc @mr-c