The \\ introduced in the \author in boilerplate.tex broke the PDF
generation because line breaks are not allowed in the "Document Info"
metadata stored in the PDF file. This changes the line break to
a ", " (comma-space) in that context.
for the manual class go one deeper than it previously did (\subsection
entries will now be numbered); no change for howto documents.
This makes it easier to refer precisely to smaller sections using \ref.
to pypaper.sty.
Added the use of the "avant" package to use AvantGarde for the sans-serif
font instead of the helvetica font loaded by the "times" package.