Add glyph-images of HNG-KAR.

Add glyph-images of HNG-KAR.
(HNG-KAR1165-0): New character; use `<-avoiding-taboo' for U+7D14.
(HNG-KAR1158-0): New character; use `<-denotational' for U+7D5C.
(U+7D8C): Separate UU+7D8C.
(HNG-KAR0292-0): New character; use `<-denotational' for U+7D8C.
(U+7DFC): Apply new conventions for glyph granularity.
(A-M-27725): New abstract node; use `<-denotational' for U+7DC7.
(U-0002F96E): Use `<-subsumptive' for A-M-27725 instead of
`<-denotational' for U+7DC7.
(HNG-KAR1161-0): New glyph; use `<-subsumptive' for A-M-27725; use
`<-formed' for U+7DC7.
(U-00026169): Add `ideographic-strokes' and `total-strokes'; apply new
conventions for glyph granularity.