hide the "mined by" column when in "portrait" mode
hide the "mined by" column when in "portrait" mode

martindale/bitcore,bitjson/bitcore,bitjson/bitcore,bitjson/bitcore,martindale/bitcore,martindale/bitcore,bitpay/bitcore,martindale/bitcore,bitjson/bitcore,bitpay/bitcore,bitpay/bitcore,bitpay/bitcore