improved

• show per-connection and per-transfer speeds
• restore macos support in sfx.sh
• http correctness fixes
  • SameSite=Lax
  • support multiple cookies in parser
  • + no longer decodes to , goodbye netscape 3.04
• fuse stuff
  • python client: mojibake support on windows
  • python client: https and password support
  • support rclone as client (windows/linux)
• new markdown-editor features
  • table formatter
  • mojibake/unicode hunter
  • more predictable behavior