(ZOB-00246): Use ZOB-01155 instead of U+76EE in

(ZOB-00246): Use ZOB-01155 instead of U+76EE in
`ideographic-structure'.
(ZOB-00303): Use ZOB-01656 instead of U+6728 in
`ideographic-structure'.
(ZOB-00358): Use ZOB-01155 instead of U+76EE in
`ideographic-structure'.
(ZOB-00387): Use ZOB-01731 instead of U+6797 in
`ideographic-structure'.
(ZOB-00415): Use ZOB-01155 instead of U+76EE in
`ideographic-structure'.
(ZOB-00516): Add `ideographic-structure'.
(ZOB-00555): Use ZOB-01774 instead of U-000200A4 in
`ideographic-structure'.