OpenSystemsDevelopment / qpdf

Rather than adding yet another flag that is almost never useful on its
own, just have --remove-restrictions disable digital signatures. The
operations are still separate in the API.

Fix exit code when an input other than the primary input generates wa…

m-holger's fix is better

This reverts commit fa3cdaf1b46dcbb583393f93a02f89207ba21a88.

Ensure copied annotations are fixed (fixes #600)

Case where pages from a main input without /AcroForm key were duplicated
was omitted

Using search and replace.

Add new convenience class QPDFObjGen::Guard

Code tidy re-throwing of exceptions

Warn if catalog type entry is invalid (fixes #810)

Avoid copying exceptions.

Improve --optimize-images to find images nested within XObjects

Also, change QPDFJob to use unique_ptr<QPDF> instead of shared pointers.