ref #6595 remove unused parameter
ref #6219: add warning that synonym is deleted immediately
MoveDescriptionToOtherTaxonOperation, MultiPageTaxonEditor, ChangeSynonymToAcceptedTaxonHandler, DeleteTaxonBaseHandler, ChangeSynonymToAcceptedTaxonOperation, DeleteTaxonBaseOperation, DeleteTaxonOperation, MoveDescriptionToOtherTaxonHandler : indentation...
merge from trunk