Change the file of a text moniker
Examples
set_txt_paths(system.file("extdata", package = "rjd3providers"))
txt_15 <- txt_series("ABS.csv", series = 15, delimiter = "COMMA")
id<-txt_15$moniker$id
txt_change_file(id, "test.csv")
#> [1] "demetra://tsprovider/Txt/20111201/SERIES?delimiter=COMMA&file=test.csv&ignoreNumberGrouping=true#seriesIndex=14"