  fdo#66645 XHTML export: ignore incorrect style on math objects
  fdo#66645 XHTML export: ignore incorrect style on math objects

Change-Id: Ied09a189184380aa3eba30261c7517f6bccf6d09
Reviewed-on: https://gerrit.libreoffice.org/4751
Reviewed-by: Khaled Hosny <e5396a83911d6c8edb66ef5625c7995d24beed42@eglug.org>
Tested-by: Khaled Hosny <e5396a83911d6c8edb66ef5625c7995d24beed42@eglug.org>

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core