v0.9.0 / 2020-11-20 * design doc: fix Sphinx/MyST markup to avoid broken cross-package links * doc: uniform naming of SwhFS as "Software Heritage Filesystem" * fs: history: clean sharded dir implementation * tox.ini: fix pytest failure trying to run non-tests script * fs: history: add by-date/ sharded directory * cache: fix exception when storing empty history (for root commit) * arch diagram: show user control over user-space daemon * arch diagram: separate user/tool * logging: replace f-strings in logging calls * fs: history: add by-page/ sharded directory * fuse: use logging.exception() instead of .debug()