- Add abstract ideographic-structure for some abstract characters.

- Add abstract ideographic-structure for some abstract characters.
- Add `=>>jis-x0208' for JIS X 0208 abstract glyphs.
- Use <CJK RADICAL SUN> instead of <<ideographic component hood>>.
(U+52A4): Unify AJ1-17322.
(U+3515): Use `->denotational' to separate representative nodes.
(U+52B5): Use `->denotational' instead of `->subsumptive'.
(U+52BA): Unify AJ1-17323.
(U+52BB): Unify AJ1-17324.
(U+52C9): Unify J97-4A59.
(U+52CA): Unify AJ1-17325.
(U+52CC): Use `->denotational' instead of `->subsumptive'.
(JX1-2E64): Unify AJ1-16797.
(U+52D0): Use `->subsumptive' to separate representative node.
(U+52D1): Likewise.
(JX2-2349): Unify AJ1-17326.
(JX1-2E66): Unify AJ1-16798.
(C1-592E): Unify CU+52D8.
(U+52E4): Unify J97-3650.
(U+52DF): Use `->denotational' instead of `->subsumptive'.
(U+52E0): Likewise.
(U-00020894): Likewise.
(JSP-3370): Unify AJ1-19198.
(U-000208A4): Use `->subsumptive' to separate representative nodes.
(U-000208AD): Likewise.
(U+52E9): Unify AJ1-19199.
(JSP-3377): Unify AJ1-19200.
(JX2-234B): Unify AJ1-17328.
(U+52F8): Use `->denotational' instead of `->subsumptive'.