Complete FTP: ძველი ვერსიები და ყველა ვერსია

- Add support for ECDSA certificates in FTPS and HTTPS.
- Add support for generation of ECDSA CSRs, and make the default.
- Add Message-ID in email headers.
- Add folder uploads to FM4.
- Fix user quota deadlock bug causing CompleteFTP to not accept new connections.
- Fixed an issue where external HTTP lookups in custom IP-filter scripts could hang without timeouts, preventing the server from accepting incoming connections.
- Fixed an IP Filter startup race condition that could intermittently drop allowed connections.
- Fixed a real-time logging stack overflow in heavily loaded servers.
- Fixed an issue where valid PGP private keys were incorrectly marked as (Invalid key) in CompleteFTP Manager.
- Resolved an error preventing file previews within File Manager 4.
- Fixed another IDP-initiated SAML SSO bug.
- Fixed rendering glitches in the Welcome Message text input box within the Sites configuration panel.