(GT-00159): Unify U-0002CF02, MJ056850 and KOSEKI-001330; add

(GT-00159): Unify U-0002CF02, MJ056850 and KOSEKI-001330; add
`<-Caoshu' for U+4E5F.
(U-0002CF00): New character; add `<-denotational@component' for
A-BC-88D3; add `sound@ja/kun'; unify MJ056854, KOSEKI-001390 and
BC-88D3-itaiji-001.
(A-BC-89A6): New abstract node.
(A-GT-K00146): New abstract node; add `<-denotational@component' for
A-BC-89A6.
(CB-13223): New character; use `<-subsumptive' for A-GT-K00146.
(GT-K00146): Likewise.
(BC-89A6): Likewise.
(U+4E51-itaiji-003): Use CB-13223 instead of GT-K00146 in
`ideographic-structure'.