This program can help with AppSettings edition in the applications .config files (Program.exe.config), these files are XML files and can
be also edited in the simple text editors. But for end-users it's preferable to simplify these files edition. So it's for this case.
It will validate values for entering and can distinguish next types: Color, Font, Size, Integer, Single. Validation can be switched off.
Command line options: filename (program.exe.config)