(U+21D49-itaiji-001): New character; use `<-denotational' for

(U+21D49-itaiji-001): New character; use `<-denotational' for
IWDS1-0263.
(U-00021D42): New character; use `<-denotational' for IWDS1-0263.
(U-00021D49): Ditto.
(IU+21D49): Unify BC-8CEF; add GT-K01818.
(IWDS1-0263): New abstract node; add `<-denotational@component' for
A-IWDSU+21D48.
(U+21D42-itaiji-001): New character.
(U+5C91): Apply new conventions for glyph granularity.
(A-cgnU+5CA1): New abstract node.
(U+5CA1): Add `<-denotational' for A-cgnU+5CA1; apply new conventions
for glyph granularity.
(U-00021DAC): Apply new conventions for glyph granularity.
(U+5D19): Likewise.
(U-00021E26): Apply new conventions for glyph granularity for
components of ideographic-structure.
(U+5D17): Apply new conventions for glyph granularity.
(U-00021E33): New character.
(U-00021E34): Apply new conventions for glyph granularity for
(U-00021E5E): New character.
(U-00021EA9): New character.
(IU+21F21): Unify CB10478.
(U-00021F49): Apply new conventions for glyph granularity.