Add Peter Onion's ZDE ANSI Keyboard Support

- Added new ANSI keyboard support from Peter Onion.
- ZDE is now built as part of the RomWBW build itself.
- Did not yet include support for modified ZDE escape character.
- See <https://groups.google.com/g/rc2014-z80/c/hAZen3pZb7o>

Co-Authored-By: PeterOGB <7755057+peterogb@users.noreply.github.com>

Source/Apps/Clean.cmd

@@ -24,6 +24,7 @@ call :clean Survey || exit /b
 call :clean HTalk || exit /b
 call :clean BBCBASIC || exit /b
 call :clean copysl || exit /b
+call :clean ZDE || exit /b
 
 goto :eof