(GT-K02403): Add `ideographic-structure'.

(GT-K02403): Add `ideographic-structure'.
(U-000263F6): Use `->denotational' and `->subsumptive'.
(U-00026400): Likewise.
(U-00026409): Use `->denotational' and `->subsumptive'.
(U-0002640B): Likewise.
(U-0002640D): Likewise.
(U-0002E2BA): New character.
(U+7FCE): Add `<-denotational@usage' for BUCS+7FCE; apply new
conventions for glyph granularity.
(U+4389): Apply new conventions for glyph granularity.
(U+7FD4): Likewise.
(U-0002642E): Use `->denotational' and `->subsumptive'.
(U-0002642F): Likewise.
(U-00026413): Likewise.
(U+7FDA): Apply new conventions for glyph granularity.
(U-0002E2BF): New character; use `<-denotational' for A-cgnU+2E2BF.
(MJ058356): Add `<-denotational' for U-0002E2BF; unify hanaJU+2E2BF.
(U-0002E2C0): New character; use `<-denotational' for A-cgnU+2E2BF.
(A-cgnU+2E2BF): New abstract node.
(A-U+7FCF-itaiji-004): New abstract node.
(U+7FCF-itaiji-004): New character; use `<-denotational' for
A-U+7FCF-itaiji-004.
(U-00026450): Use `->denotational' and `->subsumptive'.
(U-00026453): New character.
(U+7FEB): Add `<-denotational@usage' for BUCS+7FEB.
(U+7FEB): Apply new conventions for glyph granularity.
(A-IWDSU+2649E): New abstract node.
(U-0002649E): Use `->denotational' and `->subsumptive'; add
`<-denotational' for A-IWDSU+2649E.
(U-0002649B): Likewise.
(U-00026477): New character.
(U-00026484): Use `->denotational' and `->subsumptive'.
(U-00026487): Likewise.
(U-0002648E): Likewise.
(U-00026498): New character.
(U-0002649A): New character.
(U+7FFD): Apply new conventions for glyph granularity.
(U+7FFF): Likewise.
(U+439A): Use `->denotational' and `->subsumptive'.
(U-000264A6): Likewise.
(A-IWDSU+264AB): New abstract node.
(U-000264AB): New character; use `<-denotational' for A-IWDSU+264AB.
(M-28837): Use `<-denotational' for U-000264AB instead of `=>ucs' for
U-000264AF; unify MJ045231 and KOSEKI-322110.
(U-000264AF): Use `->denotational' and `->subsumptive'; use
`<-denotational' for A-IWDSU+264AB.
(MJ034149): Apply new conventions for glyph granularity.
(BUCS+7FCE): New abstract node; unify A2-DJT-09211.
(BUCS+7FEB): New abstract node; unify A2-DJT-09232.