(B-DBB2): Unify U+86E2.

(B-DBB2): Unify U+86E2.
(J78-427D): Unify JX3-427D.
(J90-427D): Separate JX3-427D; add `<-simplified@JP/jis' for J78-427D.
(B-B8C0): Unify abstract J0-6968.
(U+8703): Unify abstract J0-6967.
(J0-6967): Separate K0-6371, JX3-6967, GT-44663, S1-7181 and S2-7182.
(J78-3F2A): Unify JX3-3F2A.
(J90-3F2A): Separate JX3-3F2A.
(U+877F): Add JX3-6A24 into `<-simplified@JP/jis'.
(J97-4066): Use `=>jis-x0208@1997' instead of `=jis-x0208@1997'.
(J90-4066): Unify JC3-63B3.
(U-00027453): Use `->subsumptive' to separate representative nodes.
(U+87F9): Unify abstract JX1-332A.
(parent of J0-332A): Unify abstract J0-332A.
(U+880F): Unify abstract JX1-6A37.
(J0-6A37): Add `<-original' for J0-332A; add `<-same' for JX3-332A.
(J90-6A24): Separate JX3-6A24.
(M-33700): Add `<-formed' and `<-same' for U+86D3.
(J97-4F39): Use `=>jis-x0208@1997' instead of `=jis-x0208@1997'.
(J90-4F39): Unify JC3-63B5; use `<-simplified@JP/extra' instead of
`<-simplified@JP/jis' for JX3-7B67.