(A-compU+4E55): New abstract node; use `<-denotational' for

(A-compU+4E55): New abstract node; use `<-denotational' for
A-cgnU+4E55.
(U-000200B0): Add `<-denotational' for A-compU+4E55.
(U+4E55): Use A-compU+4E55 instead of A-cgnU+4E55 as its mother; apply
new conventions for glyph granularity.
(HD-TK01026870): New character; use `<-denotational' for A-cgnU+4E55;
use `<-denotational@usage' for BUCS+864E.
(GT-00219): Add `<-denotational' for U-0002D239; add
`ideographic-structure'.