Misparses multiline field

[jpmckinney]

FastestCSV.parse("foo,\"bar\nbaz\",bzz")
# [["foo"], []]

CSV.parse("foo,\"bar\nbaz\",bzz")
# [["foo", "bar\nbaz", "bzz"]]

Seems to be known limitation / by design?

fastest-csv/ext/csv_parser/parser.c

Line 74 in bc99d30

i = len; /* only parse first line if multiline */