Do not render images when rendering the page but on demand. It reduces the

Do not render images when rendering the page but on demand. It reduces the

2008-01-19  Carlos Garcia Campos  <carlosgc@gnome.org>
	* configure.ac:
	* backend/pdf/ev-poppler.cc:
	(pdf_document_images_get_image_mapping),
	(pdf_document_images_get_image),
	(pdf_document_document_images_iface_init):
	* libdocument/ev-document-images.[ch]:
	(ev_document_images_get_image_mapping),
	(ev_document_images_get_image):
	* libdocument/ev-image.[ch]: (ev_image_new), (ev_image_get_page),
	(ev_image_get_id), (ev_image_save_tmp):
	* shell/ev-jobs.c: (ev_job_render_run):
	* shell/ev-view.c: (ev_view_drag_data_get):
	* shell/ev-window.c: (image_save_dialog_response_cb),
	(ev_view_popup_cmd_copy_image):
	Do not render images when rendering the page but on demand. It
	reduces the memory comsumption.

svn path=/trunk/; revision=2835