fread autostart removal revdep example error

[tdhock]

revdep check machine says
#6653 broke easycsv

* checking examples ... ERROR
Running examples in 'easycsv-Ex.R' failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: fread_zip
> ### Title: read multiple csv files into named data frames
> ### Aliases: fread_zip
> ### Keywords: ~utilities ~misc
> 
> ### ** Examples
> 
> 
>   require(easycsv)
>   filezip <- system.file("exampleZips", "example_tables.zip", package="easycsv")
>   fread_zip(filezip)
Error in data.table::fread(input = tbl, sep = sep, nrows = nrows, header = header,  : 
  'autostart' is deprecated. Consider skip='string' or skip=n. This argument will be removed in the next release.
Calls: fread_zip -> <Anonymous> -> stopf -> raise_condition -> signal
Execution halted

I filed bogind/easycsv#7