[poppler] pdfunite - joining multiple pdf files without page break

[Gabor Z. Papp]

* suzuki toshiya <mpsuzuki at hiroshima-u.ac.jp>:

| Please let me know more detail of what you want, what you
| asking for is something like "psnup" or "montage" feature
| of ImageMagick?

Well, I have 3 separate pdf pages, each page holds one spreadsheet.

Printing the 3 spreadsheets on separated pages is waste of paper, so I
would like to join them into one page. There is no need to resize the
pages.