Fixed php warning with preg match and group
Fixed php warning with preg match and group

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