(A-U+23B09-var-001): New abstract node; use `<-denotational' for

(A-U+23B09-var-001): New abstract node; use `<-denotational' for
A-cgnU+23B09.
(A-CB13080): New abstract node; use `<-denotational' for A-cgnU+23B09.
(A-U+23B0B-itaiji-003): New abstract node; use `<-denotational' for
A-cgnU+23B09; use `<-denotational@component' for A-compU+3C8B.
(U+23B09-var-001): Use A-U+23B09-var-001 instead of A-cgnU+23B09 as
its mother.
(CB13080): New character; use `<-denotational' for A-CB13080.
(U+23B0B-itaiji-003): Use A-U+23B0B-itaiji-003 instead of A-cgnU+23B09
as its mother; omit `<-denotational@component' for A-compU+3C8B.