Add glyph-images of HNG-KAR.

Add glyph-images of HNG-KAR.
(BC-8970): Use `<-subsumptive' for U+7F8A instead of `=>ucs' for
U+2EB6.
(GT-K01701): Likewise.
(BC-8CCC): Use `<-denotational' instead of `=>ucs' to represent
mapping for <CJK RADICAL SHEEP>.
(U+7F9E): Use `->denotational' and `->subsumptive'; separate
A-UU+7F9E.
(A-UU+7F9E): Add `=>ucs@iwds-1'.
(HNG-KAR0309-0): New character; use `<-denotational' for U+7F9E.
(BUCS+7FB2): New abstract node.
(U+7FB2): Add `<-denotational' for BUCS+7FB2.
(HNG-KAR0310-0): New character; use `<-denotational' for BUCS+7FB2;
use `<-formed' for U+7FB2.
(U-000263C1): Add `<-denotational' for BUCS+7FB2.