Hello
Below are the list of files which have been changed/modified since the 3.4.7.
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Deleted Files
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-----------------------------------
admin\admin_default_properties.php
admin\admin_properties_add.php
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Newer Files
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admin\admin_css_editor_includes.php
admin\admin_fm_config.php
admin\admin_header_menus_order.php
admin\admin_header_submenus_order.php
admin\admin_import_cart.php
admin\admin_import_oscommerce.php
admin\admin_orders_bom_pdf.php
admin\html_codes.xml
admin\preview.php
products_rss.php
--------------------------------------------
==============
Modified Files
==============
----------------------------------------
Differences Files
----------------------------------------
admin\admin.php
admin\admin_admin.php
admin\admin_admin_password.php
admin\admin_admins.php
admin\admin_ads.php
admin\admin_ads_assign.php
admin\admin_ads_categories.php
admin\admin_ads_category.php
admin\admin_ads_edit.php
admin\admin_ads_features.php
admin\admin_ads_features_default.php
admin\admin_ads_features_group.php
admin\admin_ads_features_groups.php
admin\admin_ads_image.php
admin\admin_ads_images.php
admin\admin_ads_images_settings.php
admin\admin_ads_notify.php
admin\admin_ads_notify_help.php
admin\admin_ads_properties.php
admin\admin_ads_properties_default.php
admin\admin_ads_request.php
admin\admin_ads_search.php
admin\admin_ads_type.php
admin\admin_ads_types.php
admin\admin_allowed_cell_phone.php
admin\admin_allowed_cell_phones.php
admin\admin_article.php
admin\admin_article_category_items_relat
admin\admin_article_help.php
admin\admin_article_items_related.php
admin\admin_article_related.php
admin\admin_articles.php
admin\admin_articles_assign.php
admin\admin_articles_categories.php
admin\admin_articles_category.php
admin\admin_articles_order.php
admin\admin_articles_status.php
admin\admin_articles_statuses.php
admin\admin_articles_top.php
admin\admin_author.php
admin\admin_authors.php
admin\admin_banned_content.php
admin\admin_banned_contents.php
admin\admin_banner.php
admin\admin_banners.php
admin\admin_banners_group.php
admin\admin_banners_groups.php
admin\admin_black_ip.php
admin\admin_black_ips.php
admin\admin_bookmark.php
admin\admin_bookmarks.php
admin\admin_categories_order.php
admin\admin_category_edit.php
admin\admin_cc_expiry_year.php
admin\admin_cc_expiry_years.php
admin\admin_cc_start_year.php
admin\admin_cc_start_years.php
admin\admin_change_type.php
admin\admin_change_types.php
admin\admin_cms.php
admin\admin_common.php
admin\admin_companies.php
admin\admin_company.php
admin\admin_component_selection.php
admin\admin_component_single.php
admin\admin_config.php
admin\admin_countries.php
admin\admin_country.php
admin\admin_coupon.php
admin\admin_coupons.php
admin\admin_credit_card.php
admin\admin_credit_card_info.php
admin\admin_credit_cards.php
admin\admin_css_editor.php
admin\admin_currencies.php
admin\admin_currency.php
admin\admin_currencysource.php
admin\admin_custom_block.php
admin\admin_custom_blocks.php
admin\admin_custom_menu.php
admin\admin_custom_menus.php
admin\admin_default_features.php
admin\admin_download_info.php
admin\admin_dump.php
admin\admin_dump_apply.php
admin\admin_dump_create.php
admin\admin_email_help.php
admin\admin_export.php
admin\admin_export_custom.php
admin\admin_export_custom_help.php
admin\admin_export_google_base.php
admin\admin_export_payments.php
admin\admin_features_group.php
admin\admin_features_groups.php
admin\admin_filemanager_new.php
admin\admin_filter.php
admin\admin_filter_properties.php
admin\admin_filter_property.php
admin\admin_filters.php
admin\admin_fm.php
admin\admin_fm_download_file.php
admin\admin_fm_edit_file.php
admin\admin_fm_newfile.php
admin\admin_fm_upload_files.php
admin\admin_fm_view_file.php
admin\admin_forgotten_password.php
admin\admin_forum.php
admin\admin_forum_attachments.php
admin\admin_forum_category.php
admin\admin_forum_edit.php
admin\admin_forum_help.php
admin\admin_forum_message.php
admin\admin_forum_priorities.php
admin\admin_forum_priority.php
admin\admin_forum_settings.php
admin\admin_forum_thread.php
admin\admin_forum_topic.php
admin\admin_friendly_url.php
admin\admin_friendly_urls.php
admin\admin_global_settings.php
admin\admin_google_base_attribute.php
admin\admin_google_base_attributes.php
admin\admin_google_base_type.php
admin\admin_google_base_type_attr.php
admin\admin_google_base_types.php
admin\admin_header.php
admin\admin_header_menus.php
admin\admin_icon.php
admin\admin_icons.php
admin\admin_import.php
admin\admin_invoice_html.php
admin\admin_invoice_pdf.php
admin\admin_issue_number.php
admin\admin_issue_numbers.php
admin\admin_item_accessories.php
admin\admin_item_categories.php
admin\admin_item_features.php
admin\admin_item_image.php
admin\admin_item_images.php
admin\admin_item_prices.php
admin\admin_item_related.php
admin\admin_item_type.php
admin\admin_item_types.php
admin\admin_items_list.php
admin\admin_language.php
admin\admin_languages.php
admin\admin_layout.php
admin\admin_layout_header.php
admin\admin_layout_page.php
admin\admin_layout_scheme.php
admin\admin_layouts.php
admin\admin_login.php
admin\admin_lookup_tables.php
admin\admin_manual.php
admin\admin_manual_article.php
admin\admin_manual_category.php
admin\admin_manual_edit.php
admin\admin_manufacturer.php
admin\admin_manufacturers.php
admin\admin_menu_datasheet.php
admin\admin_menu_item.php
admin\admin_menu_item_edit.php
admin\admin_menu_items.php
admin\admin_menu_submenu.php
admin\admin_menu_submenus.php
admin\admin_menus_list.php
admin\admin_message.php
admin\admin_messages.php
admin\admin_newsletter.php
admin\admin_newsletter_send.php
admin\admin_newsletter_users.php
admin\admin_newsletter_users_edit.php
admin\admin_newsletters.php
admin\admin_order.php
admin\admin_order_activation.php
admin\admin_order_call.php
admin\admin_order_confirmation.php
admin\admin_order_edit.php
admin\admin_order_email.php
admin\admin_order_final.php
admin\admin_order_help.php
admin\admin_order_info.php
admin\admin_order_item.php
admin\admin_order_link.php
admin\admin_order_links.php
admin\admin_order_note.php
admin\admin_order_notes.php
admin\admin_order_payment.php
admin\admin_order_printable.php
admin\admin_order_product_select.php
admin\admin_order_property.php
admin\admin_order_serial.php
admin\admin_order_serials.php
admin\admin_order_sms.php
admin\admin_order_status.php
admin\admin_order_statuses.php
admin\admin_order_user_select.php
admin\admin_order_vouchers.php
admin\admin_orders.php
admin\admin_orders_products_report.php
admin\admin_orders_recurring.php
admin\admin_orders_report.php
admin\admin_orders_tax_report.php
admin\admin_packing_html.php
admin\admin_packing_pdf.php
admin\admin_page.php
admin\admin_pages.php
admin\admin_payment_help.php
admin\admin_payment_system.php
admin\admin_payment_systems.php
admin\admin_poll.php
admin\admin_polls.php
admin\admin_price_code.php
admin\admin_price_codes.php
admin\admin_privileges.php
admin\admin_privileges_edit.php
admin\admin_product.php
admin\admin_product_help.php
admin\admin_product_select.php
admin\admin_products_copy_properties.php
admin\admin_products_delete.php
admin\admin_products_edit.php
admin\admin_products_notify.php
admin\admin_products_order.php
admin\admin_products_report.php
admin\admin_products_settings.php
admin\admin_properties.php
admin\admin_property.php
admin\admin_quote.php
admin\admin_quote_new.php
admin\admin_quote_print.php
admin\admin_quote_view.php
admin\admin_quotes.php
admin\admin_recurring_settings.php
admin\admin_release.php
admin\admin_release_changes.php
admin\admin_release_type.php
admin\admin_release_types.php
admin\admin_releases.php
admin\admin_review.php
admin\admin_reviews.php
admin\admin_saved_type.php
admin\admin_saved_types.php
admin\admin_search.php
admin\admin_search_engine.php
admin\admin_search_engines.php
admin\admin_select.php
admin\admin_shipping_module.php
admin\admin_shipping_modules.php
admin\admin_shipping_rule.php
admin\admin_shipping_rules.php
admin\admin_shipping_time.php
admin\admin_shipping_times.php
admin\admin_shipping_type.php
admin\admin_shipping_types.php
admin\admin_site.php
admin\admin_sites.php
admin\admin_state.php
admin\admin_states.php
admin\admin_support.php
admin\admin_support_admin_edit.php
admin\admin_support_admins.php
admin\admin_support_attachments.php
admin\admin_support_dep_edit.php
admin\admin_support_departments.php
admin\admin_support_help.php
admin\admin_support_mail_data.php
admin\admin_support_message.php
admin\admin_support_password.php
admin\admin_support_prereply.php
admin\admin_support_priorities.php
admin\admin_support_priority.php
admin\admin_support_product.php
admin\admin_support_products.php
admin\admin_support_property.php
admin\admin_support_rank.php
admin\admin_support_ranks.php
admin\admin_support_reply.php
admin\admin_support_request.php
admin\admin_support_settings.php
admin\admin_support_static_tables.php
admin\admin_support_status.php
admin\admin_support_statuses.php
admin\admin_support_type.php
admin\admin_support_types.php
admin\admin_support_users_report.php
admin\admin_table_categories.php
admin\admin_table_emails.php
admin\admin_table_items.php
admin\admin_table_orders.php
admin\admin_table_users.php
admin\admin_tax_rate.php
admin\admin_tax_rates.php
admin\admin_tell_friend.php
admin\admin_upgrade.php
admin\admin_upgrade_diff.php
admin\admin_upgrade_diff_file.php
admin\admin_upgrade_diff_files.php
admin\admin_upload.php
admin\admin_user.php
admin\admin_user_commissions.php
admin\admin_user_contact.php
admin\admin_user_credit.php
admin\admin_user_credits.php
admin\admin_user_login.php
admin\admin_user_payment.php
admin\admin_user_payments.php
admin\admin_user_point.php
admin\admin_user_points.php
admin\admin_user_product.php
admin\admin_user_product_help.php
admin\admin_user_profile.php
admin\admin_user_profile_help.php
admin\admin_user_property.php
admin\admin_user_section.php
admin\admin_user_sections.php
admin\admin_user_type.php
admin\admin_user_types.php
admin\admin_users.php
admin\admin_visits_report.php
admin\admin_xml.php
admin\show_image.php
admin\support_receiver.php
ads.php
ads_details.php
article.php
articles.php
articles_reviews.php
basket.php
cc_security_code_help.php
changes_log.php
forum.php
forum_topic.php
forum_topic_new.php
forums.php
friendly_url.php
image_show.php
index.php
install.php
manuals.php
manuals_article_details.php
manuals_articles.php
manuals_search.php
page.php
payment.php
product_details.php
product_options.php
product_print.php
products.php
products_search.php
reviews.php
select_date_format.php
support.php
user_invoice_html.php
user_list.php
user_order.php
user_select.php
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This might help someone to update only those files which have been changed/modified/added etc.
But this is not the OFFICIAL list. So use it at your own risk.
