(U+8C46): Add `<-denotational@usage' for BUCS+8C46; apply new

(U+8C46): Add `<-denotational@usage' for BUCS+8C46; apply new
conventions for glyph granularity.
(A-GT-K01888): New abstract node.
(GT-K01888): New character; use `<-denotational' for A-GT-K01888.
(A-IWDSU+8C48): New abstract node.
(U-00027BDB): Add `<-denotational@component' for A-IWDSU+8C48; add
`<-denotational@usage' for A2-DJT-01907; apply new conventions for
glyph granularity.
(U+8C48): Add `<-denotational@component' for A-IWDSU+8C48; add
`<-denotational@usage' for BUCS+8C48; apply new conventions for glyph
granularity.
(U+3AB7): Add `<-denotational@usage' for BUCS+6597; apply new
conventions for glyph granularity.
(U-00027BDF): New character.
(U-00027BE1): Apply new conventions for glyph granularity.
(U+8C4A): Add `<-denotational@usage' for BUCS+8C50; apply new
conventions for glyph granularity.
(A-U+4592-itaiji-001): New abstract node.
(U+4592-itaiji-001): New character; use `<-denotational' for
A-U+4592-itaiji-001.
(A-U+27BE5-var-001): New abstract node.
(U+27BE5-var-001): New character; use `<-denotational' for
A-U+27BE5-var-001.
(U-00027BEB): Apply new conventions for glyph granularity.
(U+8C4E): Add `<-denotational@usage' for BUCS+8C4E and A2-DJT-11258;
apply new conventions for glyph granularity.
(U-00027BF6): New character.
(U-00027BF7): Apply new conventions for glyph granularity.
(U-00027BFD): Apply new conventions for glyph granularity.
(U+8C50): Add `<-denotational@usage' for BUCS+8C50 and A2-DJT-11261;
apply new conventions for glyph granularity.
(U-00027C0C): Apply new conventions for glyph granularity for
components of ideographic-structure.
(U-00027C16): New character.
(U-00027C19): Add `<-denotational@usage' for A2-DJT-11262; apply new
conventions for glyph granularity.
(U-0002E659): New character.
(U-00027C1F): New character.
(U-00027C1D): New character.
(U-00027C21): Apply new conventions for glyph granularity.
(U+8C52): New character.
(U-00027C24): New character.
(U+8C54): Apply new conventions for glyph granularity.
(BUCS+8C48): New abstract node; unify A2-DJT-11253.
(A2-DJT-11258): New abstract node.
(BUCS+8C46): New abstract node; unify A2-DJT-11250.
(BUCS+8C50): New abstract node; unify A2-DJT-11256.
(A2-DJT-11261): New abstract node.
(A2-DJT-11262): New abstract node.
(BUCS+8C4E): New abstract node; use `<-denotational' for A2-DJT-11258.