(M-01923): Unify M001923.

(M-01923): Unify M001923.
(J83-483D): Unify J90-483D and M054305.
(U+5224): Unify M053097.
(M-01965): Use `original-ideograph-of' instead of
`original-char-of-shinjigen-1'.
(M-01966): Unify M001966.
(U+5238): Unify J90-3774 and M054101.
(M-02000): Unify M002000.
(U+524A): Unify J90-3A6F and M054134.
(C1-5028): Unify M059136.
(M-02011): Unify M002011.
(U+524D): Unify J90-3A6F and M054193.
(C1-5029): Unify M070879.
(M-02076'): Unify J90-3A5E.
(U+5271): Use `simplified-ideograph-of' instead of `comment'; delete
`non-morohashi'; unify J90-517B and M054511.
(C6-3D46): Delete `non-morohashi'.
(C6-3D47): Likewise.
(M-02113): Unify M002113.
(U+5273): Unify J90-5175.
(M-02224): Unify M002224.
(U+5289): Unify J90-4E2D and M058565.
(M-02243): Unify J90-517A.
(M-02245): Unify M002245.