- Added Base Extractor, Base Downloader, JSON Extractor and JSON Downloader
- Base Extractor contains shared logic for both the YAML and JSON Extractors
- Base Downloader contains shared logic for both the YAML and JSON Downloaders
- Added json_file_interface module to assist with generic JSON file access
- Added translation support for: ASV, AKJV, KJ21, LEB, MEV, NET, NLV, YLT