Move deprecated templates to the resources-compat module

$ grep -ir "deprecated since" /opt/tomcat/nxserver/nuxeo.war/ 

/layouts/layout_summary_template.xhtml:  Deprecated since 5.6: use a grid layout template instead of hardcoding
/layouts/layout_faceted_search_template.xhtml: deprecated since 5.7, layout_default_template.xhtml is used instead
/view_pdf_route.xhtml:Deprecated since 5.6
/incl/tabs/document_events.xhtml:  Deprecated since 5.4.2: use a content view result layout instead
/search/choose_searchscope_popup.xhtml: deprecated since 5.7
/widgets/auditlc_widget_template.xhtml: Deprecated since 5.5: use the text widget instead now that it handles
/widgets/faceted_search_directory_tree_widget_template.xhtml:  deprecated since 5.7 , the widget type "select_l10n_vocabulary_tree" 
/widgets/route/current_route_user_tasks_widget_template.xhtml:  deprecated since 5.7, use single_tasks_widget_template.xhtml instead
/widgets/list_subwidget_template.xhtml:    Deprecated since 5.6, here for compat. Use "list" widget instead, and fill
/widgets/auditdirective_widget_template.xhtml: Deprecated since 5.5: use the text widget instead now that it handles
/widgets/theme_selection_widget_template.xhtml:  Deprecated since 5.5: use flavor selection instead
/widgets/complex_list_item_widget_template.xhtml:    Deprecated since 5.6, here for compat. Use the "complex" widget instead.
/widgets/faceted_search_wrapper_widget_template.xhtml: deprecated since 5.6

$ find /opt/tomcat/nxserver/nuxeo.war/ -name "*old.xhtml"
/subjects_virtual_navigation_old.xhtml
/incl/tabs/section_content_old.xhtml
/incl/tabs/document_content_old.xhtml
/incl/tabs/document_trash_content_old.xhtml
/incl/tabs/document_view_old.xhtml
/coverage_virtual_navigation_old.xhtml