(U+5BF9): Add S1-1882; add `<-vulgar' for U+5C0D.

(U+5BF9): Add S1-1882; add `<-vulgar' for U+5C0D.
(U+5BFD): Use `->denotational' instead of `->subsumptive'.
(J0-4250): Add S1-1880.
(U+5BFF): Use `->subsumptive'.
(J0-3C4D): Add S1-1888.
(U+5C06): Add `<-simplified@ucs' for U+5C07.
(G0-3D2B): Add `<-simplified@CN' for G1-3D2B.
(J0-3E2D): Add S1-1889.
(J0-5572): Add S1-1890.
(U+5C0D): Add S1-1881.
(U-00021B4E): Use `->denotational'.
(U-00021B52): Use `->denotational' instead of `->subsumptive'.