Changed
- Upgrade dependencies: zimscraperlib 5.0.0, warcio 1.7.5, cdxj_index 1.4.6 and others
- Use all rewriting stuff from zimscraperlib
- Remove most HTML / CSS / JS rewriting logic which is now part of zimscraperlib 5
- Fix wombat setup settings (especially `isSW`) (293)
Fixed
- Stop checking main entry processability when it is already found (424)