Add some Adobe-Japan1-2 code points.

Add some Adobe-Japan1-2 code points.
(GT-K0945): New character.
(U+7963): Use `->denotational' instead of `->subsumptive'.
(U+7964): Likewise.
(U+7965): Add ideographic-structure.
(J0-3E4D): Add `ideographic-structure'.
(G0-4F69): Likewise.
(U+4104): Use `->denotational' instead of `->subsumptive'.
(U+4105): Likewise.
(JC3-5CD2): Unify HD-IA0523.
(JX2-7264): Unify HD-JD8268; separate UU+4105.
(U+7966): Use `->denotational' instead of `->subsumptive'.
(U+7967): Likewise.
(U+7969): Likewise.
(U+796A): Likewise.
(U+796B): Likewise.
(U+796C): Likewise.
(U+796E): Likewise.
(U+798F): Add ideographic-structure.
(U+FA1B): Add `ideographic-structure'.
(J0-4A21): Likewise.
(G0-3823): Likewise.