Add null test to papi_get_page_type_template
Add null test to papi_get_page_type_template

wp-papi/papi,ekandreas/papi,nlemoine/papi,wp-papi/papi,ekandreas/papi,isotopsweden/wp-papi,ekandreas/papi,rasmusbe/papi,nlemoine/papi,rasmusbe/papi,isotopsweden/wp-papi,wp-papi/papi,nlemoine/papi,rasmusbe/papi,isotopsweden/wp-papi