(U+53C9): Add abstract J0-3A35.

(U+53C9): Add abstract J0-3A35.
(J0-3A35): Use `=jis-x0213-1@2000' instead of `=jis-x0213-1' for
JX1-3A35.
(G0-3266): Unify JX3-3A35.
(abstract glyph of J0-483F): New variants of U+53CD.
(J0-483F): Use `<-subsumptive' for the abstract glyph of J0-483F.
(G0-3734): Introduce abstract glyph layer.
(U+53CE): Use `=>jis-x0208' instead of `<=>jis-x0208'; use
`=>jis-x0213-1' instead of `<=>jis-x0213-1'.
(C3-2160): Don't use abstract component in `ideographic-structure' of
representative character.
(U+53DB): Add abstract J0-4840; use `->denotational' instead of
`->subsumptive'.
(abstract glyph of JX3-4840): New variant of U+53DB.
(K0-5A64): Unify JX3-4840.
(abstract glyph of JX1-4840): New variant of U+53DB.
(J0-4840): Use `=jis-x0213-1@2000' instead of `=jis-x0213-1' for
JX1-4840.
(C1-5035): Omit `ideographic-structure'.
(C0-4551): Likewise.
(U+53DC): Add `ideographic-structure'.
(M-03167): Don't use abstract component in `ideographic-structure' of
representative character.
(CB00008): Likewise; separate BC-8AC4.
(UU+53DC): Omit `ideographic-structure'.
(C3-2B4E): Don't use abstract component in `ideographic-structure' of
representative character.
(U+53DF): Use `->denotational' and `->subsumptive'.