2005-08-15  Michael Natterer  <mitch@gimp.org>

	* plug-ins/common/poppler.c: make sure the opened image has a
	filename that cannot be saved (ok, we don't have a PDF save
	plug-in, but PS does the same and this way it's consistent).

	* plug-ins/common/poppler.c
	* plug-ins/common/postscript.c: canonicalize procedure and
	parameter names.