Git-fame

- add `--loc=surviving|insertions|deletions` (50)
+ modifies meaning of `loc` (default: `surviving` unless `--cost` is specified)
+ make `insertions`/`deletions` find all historical file names (not just those in current tree)
* also warn that more things may need to be added to `--excl`
+ if `--cost` is specified, alters default of (unspecified) `loc`
- add & update tests
- fix logging
- major framework upgrade
+ drop explicit py3.2, 3.3, 3.4 support (not tested)
+ add & test py3.9
+ migrate to `setuptools`/`setup.cfg`
+ upgrade & fix snap build
+ add pre-commit hooks
+ automate linting comments
- misc documentation updates

- fully migrate CI from Travis to GHA
+ fix `snapcraft` build
+ fix `coveralls` upload
- add `.zenodo.json` example

- add `--enum` (46)
- update & fix test framework
- misc tidy
- CI: partially migrate tests from Travis to GHA

- update tab completion script
- add `tqdm>=4.44.0` dependency (42 -> 43)
+ v4.44.0 for screen width detection
+ v4.42.0 for concurrent processing of multiple repos
+ v4.38.0 for efficient locking
+ remove unneeded `ImportError("tqdm")` code

- fix multi-repo `--bytype` (40)
- fix potential decode error (38)
- reword `Blame` => `Processing` (36)
- drop/deprecate py26
+ because it's too masochistic
- update documentation
+ remove deprecated changelog link
- misc framework updates
- move to `use_scm_version`
- add CI `/tag` bot helper

- fix `--since` boundary behaviour (31 -> 32)
- fix missing contributions from emails with multiple author names (32)
- misc framework & test updates
+ add py3.8
+ fix snapcraft lxd builds no longer need sudo