East-asian-spacing

* Use the name ID 16 for `Config.for_font_name` if it exists. Otherwise fallback to the name ID 1.
* Add `scripts/splitttc.py` for testing.
* Update dependencies.

* Fixes for UI/P fonts.
* Improve debug logs and debug info in glyph list files.
* Update docs.

* Add `Builder.build_and_save`.
* Add a test for saving to the same file.
* Add `debug` argument to `init_logging`.
* Add `--debug` option to the CLI.
* Update dependencies.
* Update README.

* Make the logic to compute fullwidth advance configurable by `Config`.
* Change its default to compute from some fullwidth punctuation characters.
* Add `--em` option to set it from the command line.
* Change diff-ref to ignore `ttlibVersion`.
* Fix `assert font.font_index is not None` when TTC has no changes.
* Update dependencies.
* Update README.

* Support adding `halt`/`vhal` if they are missing.
* Make `-g` with `-` as the file name output to stdout.
* Add GlyphData to glyph ID files as comment when debug logging is enabled.
* Skip AAT morx fonts as GPOS will not work.
* Cleanup logging.
* Updated dependencies.

* Add `--no-monospace` command line option.