make static (gpdf_properties_display_class_init): install dispose

make static (gpdf_properties_display_class_init): install dispose

* xpdf/pdf-properties-display.c (gpdf_gtk_label_make_bold): make static
(gpdf_properties_display_class_init): install dispose implementation

* xpdf/pdf-info-dict-util.cc (pdf_doc_process_properties): format
file size with %ld, not %d

* xpdf/page-control.c: #include stdlib.h for strtol

* xpdf/gpdf-view.cc (canonical_multiple_of_90): return statement
was missing, I wonder why it worked
(gpdf_view_key_press_event): silence warning
(gpdf_view_key_press_event): ditto

* xpdf/GPOutputDev.cc (initBase14Fonts): use guint as array index

* xpdf/BonoboStream.cc (bfseek): silence warning

* shell/gpdf.c (open_request_logger): don't define if not debugging

* shell/gpdf-uri-input.h: add missing prototypes

* shell/gpdf-uri-input.c (gpdf_uri_input_open_uri_list): add
missing return type

* xpdf/Makefile.am, shell/Makefile.am, configure.in: use maximum
compiler warnings