0.4.1 (September 14, 2020)

This micro release provides testing for Python 3.8 and multiple other fixes.
This release requires the newly-released DIPY 1.2.0.

• BF: Register the PVE to the parameters. (#423)
• Python 3.8 (#360)
• Further subdivide nightly tests (#419)
• Many minor bug fixes (#409)
• Divide nightly test into 2; have nightly tests only do nightly tests (#417)
• Raise error earlier for empty ROI (#415)
• Update example to serve as a CI target (#380)
• Convert local_directories set to list (#414)
• Update to Dipy 1.2.0 (#384)
• Adds ParticleFilteringTractography. (#335)
• A few visualization updates (#390)
• Timing dict name mismatch bug fix (#395)
• make decision to combine profile automatic in export_all (#387)
• Export timing information (#393)
• Remove unnecessary check (#389)
• Add ability to remove edges of profiles (#386)
• Add upload_to_s3, download_and_combine_afq_profiles (#376)
• Change nighty tests to happen at midnight, PST (#383)
• Use get_fdata instead of deprecated get_data in example (#377)
• Skip seg faulting test (#378)
• Overhaul Mask File UI; Other minor UI improvements (#370)
• Return a unique set of subjects in S3BIDSStudy._all_subjects (#373)
• Allow user to seed tractography with ROIs via api. Use this to reduce test times. Mark some tests as nightly. (#364)
• Added test that runs full cli pipeline on default config file. Tell CI to not run the tests marked slow. (#356)