v3.20

Winbox-mac:

• add Catalina support;
• use Wine compiled by Mike Kronenberg and package it manually instead of WineBottler;
• update winbox to 3.20;
• new icon provided by @luccaccine.

Winbox:

• allow to filter by IPv6 addresses and prefixes;
• build 64-bit Winbox as well (https://mikrotik.com/download);
• do not leave files locked on computer when uploading files to router;
• fixed problem where some fields were not shown for read only users;
• fixed Winbox crash when copying multiple files between routers;
• make Ctrl+A work in script fields and other multiline fields;
• make DLL hijacking attack not work: Winbox will not look at the directory it resides in, when looking for system DLLs;
• on update, Winbox will check that code is signed by MikroTik and not somebody else;
• removed Drag and Drop support on 64-bit Winbox in Wine;
• show system note at login.