ssconvertUse custom CSV delimiter when exporting to XLS(x)

mv file.csv tmp.txt && ssconvert tmp.txt tmp.csv && ssconvert tmp.csv out.xlsctrl + cgithub

`ssconvert` convertion utility	`mv file.csv tmp.txt` renames `csv` to temporary `txt` file to use `ssconvert` automatic delimiter detection
`ssconvert tmp.txt tmp.csv` convert temporary file with custom delimiter to temporary `csv` file	`out.xls` final `xls` file