- Add some abstract nodes based on IWDS-UCV and relations between each

- Add some abstract nodes based on IWDS-UCV and relations between each
  abstract node and the corresponding abstract characters.
(A-GT-K03406): New abstract node; use `<-denotational@component' for
A-compU+2626D.
(GT-K01174): New character.
(GT-K01175): New character; use `<-denotational' for A-GT-K03406.
(GT-K01177): New character.
(BC-88AD): New character; unify GT-K01173.
(A-U+268FB-itaiji-002): Unify A-BC-8BA5-itaiji-001.
(BC-8BA5-itaiji-001): New character; use `<-denotational' for
A-U+268FB-itaiji-002.
(A-U+268FB-itaiji-001): New abstract node; use `<-denotational' for
A-BC-8BA5.
(U+268FB-itaiji-001): New character; use `<-denotational' for
A-U+268FB-itaiji-001.
(BC-8BA5): Use A-U+268FB-itaiji-001 instead of A-BC-8BA5 as its
mother.
(U-000250E9): Apply new conventions for glyph granularity.
(U-000250ED): Likewise.
(U+7714-itaiji-002): New character; use `<-denotational' for
A-U+7714-itaiji-002.
(U+2E55C-itaiji-001): New character; use `<-denotational' for
A-IWDSU+2E55C-itaiji-001; use `<-denotational@component' for
A-compU+2E55C.
(A-U+7714-itaiji-002): New abstract node.
(A-IWDSU+2E55C-itaiji-001): New abstract node.
(GT-K03406): New character; use `<-denotational' for A-GT-K03406.
(GT-K03407): Ditto.
(A-IWDSU+25117): New abstract node.
(U+4011): Use `->subsumptive'; add `<-denotational' for A-IWDSU+25117.
(U+76F0): Apply new conventions for glyph granularity; add
`<-denotational@component' for A-IWDSU+4012; add
`<-denotational@usage' for A2-DJT-07792.
(U+4012): Apply new conventions for glyph granularity; add
`<-denotational@component' for A-IWDSU+4012; add
`<-denotational@usage' for A2-DJT-07793.
(U-000250F2): Apply new conventions for glyph granularity.
(U+76F1): Add `<-denotational@component' for A-IWDSU+4012; add
`<-denotational@usage' for BUCS+76F1; apply new conventions for glyph
granularity.
(U+76F4): Add `<-denotational' for A-cgnU+76F4; apply new conventions
for glyph granularity.
(A-cgnU+76F4): New abstract node.
(MJ042187): New character; use `<-denotational' for A-cgnU+76F4; unify
HD-JT-B640, KOSEKI-258680, GT-00071 and GT-K02950.
(A-IWDSU+250FA): New abstract node; use `<-denotational@component' for
A-IWDSU+250EF.
(U-000250FA): Add `<-denotational' for A-IWDSU+250FA.
(U-000250EF): New character; use `<-denotational' for A-IWDSU+250FA.
(U-000250FF): New character.
(M-23142): Add `<-denotational' for U-000250FF; unify IU+250FF,
MJ042184 and KOSEKI-258900.
(U-000250FE): New character.
(M-23143): Add `<-denotational' for U-000250FE; unify IU+250FE,
MJ042183 and KOSEKI-258910.
(U-00025101): New character.
(M-23144): Add `<-denotational' for U-00025101; unify IU+25101 and
GT-K05413.
(U-00025102): Add `<-denotational' for A-cgnU+76F4.
(U+7702): Add `<-denotational@usage' for A2-DJT-10837; apply new
conventions for glyph granularity.
(U+76FE): Add `<-denotational@usage' for BUCS+76FE; apply new
conventions for glyph granularity.
(U-0002510E): Apply new conventions for glyph granularity.
(U+7701): Likewise.
(MJ046348): Add `ideographic-structure@apparent'.
(U+7707): Apply new conventions for glyph granularity.
(U+401B): Likewise; add `<-denotational@usage' for A2-DJT-07815.
(U-00025117): Add `<-denotational' for A-IWDSU+25117; apply new
conventions for glyph granularity.
(A-IWDSU+25119): New abstract node.
(U-00025119): Use `<-denotational' for A-IWDSU+25119; apply new
conventions for glyph granularity.
(M-23201): Add `<-denotational' for A-IWDSU+25119; unify U-0002DF9F.
(U+770C): Add `<-denotational@usage' for BUCS+7E23.
(UU+770C): Unify DJT-02447.
(U-0002DFA1): New character.
(U-0002DFA2): New character.
(A-GT-K05735): New abstract node.
(BC-8CBF-itaiji-001): New character; use `<-denotational' for
A-BC-8CBF.
(GT-K05491): New character.
(GT-K05735): New character; use `<-denotational' for A-GT-K05735.
(U+770E): Add `<-denotational@usage' for BUCS+8996; apply new
conventions for glyph granularity.
(U+7714): Apply new conventions for glyph granularity.
(U+7718): Apply new conventions for glyph granularity.
etc.