(U-00025B30): Apply new conventions for glyph granularity.

(U-00025B30): Apply new conventions for glyph granularity.
(IU+25B30): Unify M-25999.
(U+7B50): Apply new conventions for glyph granularity.
(U-00025B32): Likewise.
(IU+25B32): Unify MJ043699, KOSEKI-290860 and M-26007.
(U+7B56): Add `ideographic-structure'; add `sound@ja/on/{kan|go}'; add
representative nodes.
(U-00025B38): Use `->subsumptive'.
(U+7B74): Apply new conventions for glyph granularity.
(UU+7B91): Add U-00025BE6 as a target of `<-formed'.
(U+4209): Apply new conventions for glyph granularity.
(U-00025BE6): Add `ideographic-structure'; add `sound@ja/on'; unify
M-26246.
(U+7C05): Apply new conventions for glyph granularity.
(U-00025CCA): Apply new conventions for glyph granularity.
(IU+25CCA): Unify MJ043949, KOSEKI-296260 and M-26506.
(U+7C23): Add some relations for other characters.
(U+7C3B): Apply new conventions for glyph granularity.
(U+7C44): Likewise.
(U+426C): Likewise.
(U-00025DE6): New character.
(U-00025E16): Add `ideographic-structure'; add `<-original' for
M-26510; add representative nodes.
(A-cgnU+7C72): New abstract node.
(U+7C72): Add `<-denotational' for A-cgnU+7C72; add
`ideographic-structure'.
(U-00025E24): New character; use `<-denotational' for A-cgnU+7C72;
unify GT-58716.