Refactor pdfclean main() into a set of smaller functions.
Refactor pdfclean main() into a set of smaller functions.

Ignore-this: cb6ece7fde25073cfe6e22822e060c45

darcs-hash:20100714133957-86a4e-577da31848a0a367bc04c31923e755b51f5538e7.gz

nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf