concatenates PDFs
https://github.com/djberube/catpdf.git
git clone https://github.com/djberube/catpdf.git
git clone git@github.com:djberube/catpdf.git
gh repo clone djberube/catpdf
catpdf concatenates pdfs.
requires gs (ghostscript) to be in your path.
USAGE:
catpdf pdf1.pdf pdf2.pdf > output.pdf
INSTALLATION:
cp catpdf.rb /usr/local/bin/catpdf