@update
* callgraph: add "export <filename>", to export callgraph information to the SMEM.
* input: input_display(): add meta information (cursor mode)
* input: input_read(): allow user to add prefix text.
* input: add input_write_noint(): display and doesn't wait user interaction.
@add
* gui: add input "widget"
* lexer: add small lexer to generate a table of word (argc, argv)
* callgraph: add "jmp <address>" command which jump into <address>
* callgraph: add "syscall <id>" command which display the syscall's address
* hexdump: add "jmp <address>" command which jump into <address>
@add
* callgraph: add menu
* callgraph: Generate the callgraph even if a breakpoint has been placed after a subroutine.
@fix
* disable the UBC when we are in the "user" handler (more stability)
* the key [EXE] has been mapped by the GUI and exit the handler when pressed.
Yatis