cta/CTA#535: "Read only" and "from CASTOR" flags in the catalogue for
tapes Add read-only tape flag support in the catalogue for the TAPE table. Add RdbmsCatalogue::setTapeReadOnly method to modify this flag with "cta-admin tape ch" command. Add RdbmsCatalogue::setTapeReadOnlyOnError to set this flag from taped. Add support for rdonly flag listing for "cta-admin tape ls" and "cta-admin sq" command.