Generate changelog for v1.4.9
Generate changelog for v1.4.9

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