packages linked against libpoppler.so.1 need rebuilding

[Matthias Clasen]

Kristian pushed poppler 0.6 into rawhide. Packages which link against
libpoppler.so.1 or libpoppler-glib.so.1 need to be rebuilt. Thankfully,
the list is pretty short:

gimp
pdfcube
claws-mail-plugins-pdfviewer
ruby-poppler
referencer
tracker