new widget: table with labels displaying properties of PDFs

new widget: table with labels displaying properties of PDFs

* xpdf/pdf-properties-display.c, xpdf/pdf-properties-display.h,
xpdf/gpdf-properties-dialog.glade:
new widget: table with labels displaying properties of PDFs

* xpdf/gpdf-control.cc (has_unicode_marker)
(utf16_big_endian_to_utf8, info_dict_get_string)
(info_dict_get_date, gpdf_control_process_string_property)
(gpdf_control_process_date_property)
(gpdf_control_process_properties)
(gpdf_control_properties_dialog_response_cb)
(verb_FileProperties_cb): new: a PDF properties command

* xpdf/Makefile.am: build pdf-properties-display.[ch], install
glade file

* xpdf/.cvsignore: ignore gpdf-properties-dialog.gladep

* xpdf/gpdf-persist-stream.h, xpdf/gpdf-persist-stream.cc
(gpdf_persist_stream_get_length): new function

* xpdf/gpdf-control-ui.xml: add FileProperties command and menu
item inside a "File Items Placeholder"

* shell/gpdf-window-ui.xml: add "File Items Placeholder"

* configure.in: check for libglade-2.0

* Makefile.am (EXTRA_DIST): don't dist gpdf.mime

* xpdf/PDFDoc.cc, xpdf/Function.cc, xpdf/FontFile.cc,
goo/parseargs.c: call atof only in the "C" locale