Currently extensionsFilter.xml suggests the following configuration information:
filter-mapping
filter-nameMyFacesExtensionsFilter/filter-name
url-pattern*.jsf/url-pattern
/filter-mapping
filter-mapping
filter-nameMyFacesExtensionsFilter/filter-name
Here's my draft of suggested changes.
!-- extension mapping for adding script/, link/, and other
resource tags to JSF-pages --
filter-mapping
filter-nameMyFacesExtensionsFilter/filter-name
!-- servlet-name must match the name of your
javax.faces.webapp.FacesServlet entry --