Piotr Lewandowski

**Describe the problem you have/What new integration you would like** ESPHome should be usable (== addressable) on an IPv6-only network. **Please describe your use case for this integration and alternatives...

Would it be possible for the CSV importer to support tab-separated files as well? Currently the 'text/csv' MIME type [seems hardcoded](https://github.com/beancount/beancount/blob/f02f530d18fd832752e0b51683bb7c4ac832feeb/beancount/ingest/importers/csv.py#L177). While I could monkey patch it with `self.remap['mime'] =...