(U+5202): Unify Big5-8B4D and Big5-CDP-8B4D.

(U+5202): Unify Big5-8B4D and Big5-CDP-8B4D.
(S1-0597): Use `<-wrong-ideograph' instead of
`wrong-char-of-shinjigen-1'.
(M-01880): Delete C4-2239; unify C4-223A.
(M-01892): Unify C4-2239.
(U+524A): Unify Big5-AB64.
(C1-5028): Separate Big5-AB64.
(JX2-233D): Separate C2-4C61 and Big5-E35A and move them to
Ideograph-R118-Bamboo.el; delete `kangxi-radical' and
`kangxi-strokes'; add `->same-ideograph'.
- Add `ideograph-cdp' and `ideographic-structure'.
- Unify or relate missing combinations of M-XXXXX and CNS.