- Added loadJsonString()
- Renamed importListingsJson(), importGigJson(), and importSellerProfileJson()
→ importListingsFromFile(), importGigFromFile(), and importSellerProfileFromFile()
- Added importListingsFromJson(), importGigFromJson(), and importSellerProfileFromJson()
- Added columns score_4 to score_10 to fiverr_listings_stats
- Updated computeScoresForStatsRow() to compute score_4 and score_5
- Updated processGigsStatsBatch() to use appData__pagination__total
- Updated examples/fiverr_json_importer_test.php to use `forceCacheRebuild`