Release v4.0.0

Big rewrite with many changes

Changes

• Changed option names to a more standard naming scheme (e.g. --listSubs to --list-subs)
• Already downloaded videos are skipped
• Detection of premium, region and language restrictions giving better error messages (closes #52, #37 )
• On login command password can now be entered in prompt (without echo)
• Cookies are now stored in Netscape HTTP Cookie File format giving ability to import from browsers and more (closes #38)
• Check for long path (#20)
• Using cloudscraper for better cloudflare bypassing
• Now on npm

Removals

• Removed --legacyPlayer (closes #35)

Fixes

• Fixed " in series name (closes #51)
• Using typescript should have fixed most type errors (closes #40)
• HTML entities in title