Generate changelog for v1.6.0-RC.1
Generate changelog for v1.6.0-RC.1

antonioperic/Sylius,pamil/Sylius,kayue/Sylius,GSadee/Sylius,loic425/Sylius,diimpp/Sylius,Arminek/Sylius,Arminek/Sylius,pamil/Sylius,lchrusciel/Sylius,101medialab/Sylius,Sylius/Sylius,GSadee/Sylius,itinance/Sylius,mbabker/Sylius,101medialab/Sylius,Arminek/Sylius,itinance/Sylius,pjedrzejewski/Sylius,pjedrzejewski/Sylius,antonioperic/Sylius,Sylius/Sylius,pamil/Sylius,antonioperic/Sylius,SyliusBot/Sylius,foobarflies/Sylius,SyliusBot/Sylius,mbabker/Sylius,pjedrzejewski/Sylius,kayue/Sylius,itinance/Sylius,Zales0123/Sylius,SyliusBot/Sylius,lchrusciel/Sylius,itinance/Sylius,diimpp/Sylius,foobarflies/Sylius,mbabker/Sylius,foobarflies/Sylius,lchrusciel/Sylius,pjedrzejewski/Sylius,Sylius/Sylius,Zales0123/Sylius,kayue/Sylius,101medialab/Sylius,Zales0123/Sylius,GSadee/Sylius,loic425/Sylius,diimpp/Sylius,loic425/Sylius,mbabker/Sylius,foobarflies/Sylius