Add some Adobe-Japan1-5 code points.

Add some Adobe-Japan1-5 code points.
(U+5235): Add ideographic-structure.
(mother of C3-275D): Unify G-JU+523C and G-CU+523C; add
ideographic-structure.
(C3-275D): Unify C3-523C.
(U+5255): Add ideographic-structure.
(G-JU+5255): New abstract glyph to integrate M-02033 and JX2-2339.
(U+525C): Add ideographic-structure.
(U+526E): Add ideographic-structure.
(C2-336F): Unify G-CU+526E.
(U+5279): Use `->denotational' instead of `->subsumptive'.
(U+5280): Add ideographic-structure.
(mother of C2-4928): Unify G-JU+5280 and G-CU+5280.
(U+528C): Add ideographic-structure.
(U+5298): Add ideographic-structure.
(mother of JX2-2340): Unify G-JU+5298 and G-CU+5298.