v0.53.0
[DATALAD RUNCMD] run codespell throughout fixing typos automagically
remove old integration test recording code
add bump lazycore script
bump modules and add bump_modules script
enforce lowercase filenames
Improve fixup commits script
Provide a script to lint the whole working copy, and update make lint to use it
Add demo test variant
Print which git version we are using for running integration tests
Change update_language_files.sh script to rename pt-PT to pt