Add mappings between CJK Ext B and CNS 11643 plain 7.

Add mappings between CJK Ext B and CNS 11643 plain 7.
(U+8F16): Use `->denotational' to separate representative nodes.
(U+485E): Likewise.
(U+8F1E): Use `->subsumptive'.
(U+8F1F): Use `->subsumptive' to separate representative nodes.
(mother of M-38387): Unify G-IU+2832F.
(U+8F24): Use `->denotational' and `->subsumptive'.
(U+8F25): Use `->subsumptive' to separate representative nodes.
(U+8F26): Likewise.
(U-00028345): Use `->subsumptive'.
(U+8F87): Add `<-simplified@CN'.
(U+8F89): Likewise.
(U+8F2E): Use `->subsumptive' to separate representative nodes.
(U+4862): Use `->denotational' to separate representative nodes.
(U+8F33): Use `->denotational' and `->subsumptive'.
(U+8F36): Use `->denotational' and `->subsumptive' to separate
representative nodes.
(U+8F37): Use `->subsumptive' to separate representative nodes.
(U+8F3A): Add `<-original' for U+8F1C.
(U-00028368): Use `->denotational' and `->subsumptive'.
(U+8F8F): Add `<-simplified@CN'.
(U+8F90): Likewise.
(U+8F44): Use `->denotational' and `->subsumptive'; unify A-J0-336D.
(U+8F95): Add `<-simplified@CN'.
(U+8F96): Likewise.
(U+486D): Use `->denotational' and `->subsumptive' to separate
representative nodes.
(U+486F): Likewise.
(U+8F46): Use `->subsumptive'.
(U+8F47): Use `->denotational' and `->subsumptive' to separate
representative nodes.
(U+4870): Use `->subsumptive' to separate representative nodes.
(U+8F4B): Use `->denotational'.
(U+8F4D): Use `->subsumptive'.
(U+8F53): Use `->subsumptive' to separate representative nodes.
(U+8F54): Use `->subsumptive'.
(U+8F99): Add `<-simplified@CN'.
(U+8F9A): Likewise.
(U+8F55): Use `->denotational' and `->subsumptive' to separate
representative nodes.
(U+4877): Use `->denotational' to separate representative nodes.
(U+4879): Likewise.
(U+487A): Use `->subsumptive' to separate representative nodes.
(U+8F62): Use `->subsumptive'.
(C7-5954): Map to U-000283D9; integrate M-49761.
(U+8F63): Add `<-formed' for J0-6D60.
(U+8F64): Use `->subsumptive'.
(C7-5C7B): Unify U-000283E1 and M-38598.
(U+487E): Use `->denotational' and `->subsumptive' to separate
representative nodes.
(U+8F65): Use `->denotational' and `->subsumptive'.
(M-38622): Map to U-00028400; add `<-same' for U+8F63.
(U-000283FF): New character.
(U-000283F5): Use `->denotational'.
(U+487F): Use `->subsumptive'.
(U-00028403): New character.