(A-IWDSU+6729): New abstract node.

(A-IWDSU+6729): New abstract node.
(IWDS1-0233): Add A-IWDSU+6729 as a target of
`<-denotational@component'.
(U+6729): Add `<-denotational@component' for A-compU+6729.
(A-compU+6729): New abstract node; use `<-denotational@component' for
A-IWDSU+6729.
(U+6729-itaiji-001): New character; use `<-denotational@component' for
A-compU+6729.
(A-IWDSU+689D): New abstract node.
(U+689D): Add `<-denotational' for A-IWDSU+689D.
(U-000234BC): Apply new conventions for glyph granularity; add
`<-denotational' for A-IWDSU+689D.