(U+52AB): Apply new conventions for glyph granularity; use

(U+52AB): Apply new conventions for glyph granularity; use
`<-denotational@usage' instead of `<-denotational' for BUCS+52AB; add
A2-DJT-00865 as a target of `<-denotational@usage'.
(U+52B1): Apply new conventions for glyph granularity; use
`<-denotational@usage' instead of `<-denotational' for BUCS+52F5.
(A-IWDSU+2084D): New abstract node.
(U-0002084D): Use `<-denotational@usage' instead of `<-denotational'
for BUCS+52C1; add `<-denotational' for A-IWDSU+2084D.
(U+52B2): Likewise.
(U+52B3): Use `<-denotational@usage' instead of `<-denotational' for
BUCS+52DE.
(U+52B4): Likewise.
(U-0002D12B): New character.
(U-0002D136): New character.
(A-compU+20885): New abstract node; unify A-C5-3669.
(U-00020885): Add `<-denotational' for A-compU+20885; apply new
conventions for glyph granularity.
(U-0002088D): New character; use `<-denotational' for A-compU+20885.
(U-0002D139): New character.
(U+52F0): Apply new conventions for glyph granularity.
(U+52F3): Add `<-denotational' for A-IWDSU+52F3.
(U+52F4): Apply new conventions for glyph granularity.
(U+52F5): Use `<-denotational@usage' instead of `<-denotational' for
BUCS+52F5.
(IU+208C8): Apply new conventions for glyph granularity about
<IWDS1-0046:糸|糹>.
(BUCS+52AB): Unify A2-DJT-00766.
(A2-DJT-00865): New abstract node.