5 (2) Implement user entries which were defined in EGG V3.
9 (7) Portability (Implementation)
10 Event/Char/Integer is different.
13 Something like egg-use-backend, its-use-package
16 Incrementally generate <selection-list>.
17 Provide programming interface of the data structure <menu>.
22 Emacs/Quail Interface:
23 Restrict switching language
24 Synchronize backend/frontend language
27 Kill, yank, delete with kill-ring in INPUT-BUFFER.
28 Editing within a VSYL.
32 Implement following functions.
36 its-hiragana (input-buffer)
41 its-read-current-its-string
43 overwrite-mode, fill, vi emulator
45 The way of customizing its-mode-map.
52 Katakana input support.
54 Chinese/Korean support.
55 map change --> server select.
59 Semantics of open and close
63 Consistency with other commands (delete, yank...)
68 Support Wnn6 when it becomes Free Software.
71 Chinese/Korean support.
77 ^---- when cursor comes on this fence-end.