Round A4 up to a multiple of 4 total pages. I can't easily get the number of actual pages processed, so rely on telling the (rather hacky, and surprising - I have to divide to a separate counter to force an integer result) macro the number of pages used before the current numbering started.

syntax: glob

*~
*.ps
*.pdf
*.aux
*.log
*.orig

syntax: regexp
build/
graphics/
web/Morris.*/
web/Session.*/
web/Library.*/
web/tunes.*/
Morris-.*
Session-.*
Library-.*