(JSP-3C4A): Moved into U+5EAC; use `<-vulgar*sources' instead of

(JSP-3C4A): Moved into U+5EAC; use `<-vulgar*sources' instead of
char-ref in `<-vulgar'.
(U+5EAC): Use `->subsumptive'.
(U-00022220): Use `->subsumptive'.
(U+5ED0): Define as an abstract character.
(J0-567D): Use `<-denotational' for U+5ED0; use `<-vulgar*sources'
instead of char-ref in `<-vulgar'; use `->subsumptive' to integrate
with C3-4660 and K0-4F2A.
(GT-11901): Use `<-denotational' for U+5ED0; use `<-vulgar*sources'
instead of char-ref in `<-vulgar'; use `->subsumptive' to integrate
with CB00636.
(U+3893): Use `->subsumptive'.