0.8.0

What's new:

• Support for combined unicode characters
• An FDialog object is now minimizable
• Better support for kitty terminals
• FINAL CUT now runs on GNU Hurd
• Faster key string parsing
• All buttons in the title bar are now hideable
• Dynamic adjustment of the refresh rate from 5 to 60 Hz
• A generic output queue for strings, control characters, and control sequences
• A specific padding print method sends all control codes to the terminal
• Wide strings get converted to UTF-8 text before pushing them to the output buffer to speed up the character output.
• Widgets now have the virtual method initLayout() to initialize the layout before the first drawing on the terminal
• Correct processing of multiple SIGWINCH signals sent by the gnome-terminal under Wayland.
• Prevent flickering on terminal scrolling, resizing and redrawing via ctrl-l
• Change timer from timeval to std::chrono::time_point
• The source code components are now better structured by several subdirectories