Tagpack-tool

Added

- add --by-currency option for tagstore composition query
- add --csv option for selected commands
- add tag-version pseudo target to Makefile

Changed
- Harmonised command structure [59](https://github.com/graphsense/graphsense-tagpack-tool/issues/59)
- Moved TagPack documentation to [GraphSense public tagpacks repo](https://github.com/graphsense/graphsense-tagpacks/wiki/GraphSense-TagPacks)
- Removed unnecessary columns in cluster mapping table [45](https://github.com/graphsense/graphsense-tagpack-tool/issues/45)
- ETH addresses are normalized to lower-case before inserting them to the DB [39](https://github.com/graphsense/graphsense-tagpack-tool/issues/39)
- Parallel import of cluster mapping [4](https://github.com/graphsense/graphsense-tagpack-tool/issues/4)
- Improve `cluster_defining_tags_by_frequency_and_maxconfidence` view
Added
- Command to show tagstore content composition: listing of creators and their contributions
- Command to calculate tag quality measures [49](https://github.com/graphsense/graphsense-tagpack-tool/issues/49)
- Address validation for currencies supported by `coinaddrvalidator` library [22](https://github.com/graphsense/graphsense-tagpack-tool/issues/22)
- Confidence scoring handling: ingest confidence scores from local file [35](https://github.com/graphsense/graphsense-tagpack-tool/issues/35)
Fixed
- Add `colorama` dependency to disable coloring on file redirect

Added
- Support for PostgreSQL connection pooling
- Removal of duplicate tags
Fixed
- Fix cluster mapping of ETH addresses without external txs
- consolidate tagpack-level properties
- `conda` setup

Added
- Optional prefix for tagpack
- View for tag count by cluster
- View for cluster defining tags by frequency and maxconfidence
Fixed
- Bug with `--add_new` flag

Changed
- Improved ingest: improved schema validation feedback for user, remove duplicates in tagpacks
- Generate tagpack base URI automatically (no longer necessary to keep config.yaml up-to-date)
- Updated confidence.csv
Added
- YAML file inclusion to share a header file between multiple tagpack files
- Encourage clean tagpack repository when ingesting tagpacks (can be disabled with command line options `--no_strict_check` and `--no_git`)
- URI field in TagStore database to support backlink to tagpack repository in the dashboard
- Option to ingest all taxonomies at once instead of one taxonomy at a time
- Command-line option `--config` to supply path to config file
- Command-line option `--force` to force re-ingest if tagpack already is present in database
- Command-line option `--add_new` to skip over ingested tagpacks and ingest only new ones

Changed
- **Tagstore design:** migrate tag handling from Cassandra keyspaces
to external tag store(s)
- Tagpack validation of confidence value, which is now categorical
instead of numerical
Added
- Check for duplicate entries
- Database view for tag statistics
Removed
- Entity-related components
Fixed
- Bug in tag validation