Add changelog about 2.4.3
Add changelog about 2.4.3

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