Merge in CASA/casatablebrowser from CAS-14106 to master
* commit '9d43b8f5d7a59119229b021959a23a62245e5638':
forgot to commit xerces.h which was deleted w/ modular build [CAS-14106]
adjustments for casacore update [CAS-14106]
update casatablebrowser for xml-casa changes [CAS-14106]