Moving promise to only being the on('end') event of coinStream
Moving promise to only being the on('end') event of coinStream

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