update changelog for #3964
update changelog for #3964

zhuzhih2017/packer,mitchellh/packer,p1-nico/packer,quantang/packer,jen20/packer,atlassian/packer,timsutton/packer,smaato/packer,arizvisa/packer,tas50/packer,taliesins/packer,youhong316/packer,c22/packer,tas50/packer,mafrosis/packer,sean-/packer,p1-nico/packer,sneal/packer,zhuzhih2017/packer,zhuzhih2017/packer,legal90/packer,grubernaut/packer,life360/packer,tas50/packer,youhong316/packer,jimmythedog/packer,zhuzhih2017/packer,sneal/packer,life360/packer,atlassian/packer,sean-/packer,sneal/packer,tas50/packer,tb3088/packer,mkuzmin/packer,hashicorp/packer,p1-nico/packer,mkuzmin/packer,atlassian/packer,mafrosis/packer,rickard-von-essen/packer,paulmey/packer,markpeek/packer,ChrisLundquist/packer,jimmythedog/packer,grubernaut/packer,sean-/packer,smaato/packer,KohlsTechnology/packer,pvandervelde/packer,samdunne/packer,pieter-lazzaro/packer,legal90/packer,pvandervelde/packer,mwhooker/packer,taliesins/packer,atlassian/packer,monkeylittleinc/packer,taliesins/packer,boumenot/packer,rnaveiras/packer,timsutton/packer,markpeek/packer,dayglojesus/packer,dave2/packer,bryson/packer,pvanbuijtene/packer,paulmey/packer,ricardclau/packer,mafrosis/packer,sneal/packer,pvanbuijtene/packer,pieter-lazzaro/packer,life360/packer,grubernaut/packer,KohlsTechnology/packer,legal90/packer,quantang/packer,boumenot/packer,paulmey/packer,mkuzmin/packer,atlassian/packer,pvandervelde/packer,arizvisa/packer,KohlsTechnology/packer,mwhooker/packer,quantang/packer,pvandervelde/packer,rnaveiras/packer,timsutton/packer,legal90/packer,pieter-lazzaro/packer,arizvisa/packer,taliesins/packer,bryson/packer,rnaveiras/packer,tb3088/packer,life360/packer,bryson/packer,paulmey/packer,c22/packer,jimmythedog/packer,routelastresort/packer,smaato/packer,dayglojesus/packer,monkeylittleinc/packer,tsmolka/packer,pieter-lazzaro/packer,arizvisa/packer,markpeek/packer,markpeek/packer,mwhooker/packer,jen20/packer,mwhooker/packer,sneal/packer,legal90/packer,jimmythedog/packer,mafrosis/packer,ChrisLundquist/packer,tb3088/packer,life360/packer,hashicorp/packer,hashicorp/packer,sean-/packer,monkeylittleinc/packer,routelastresort/packer,paulmey/packer,zhuzhih2017/packer,youhong316/packer,quantang/packer,smaato/packer,rnaveiras/packer,taliesins/packer,mitchellh/packer,mitchellh/packer,youhong316/packer,youhong316/packer,jimmythedog/packer,c22/packer,dayglojesus/packer,jen20/packer,rnaveiras/packer,samdunne/packer,dave2/packer,dave2/packer,pvandervelde/packer,pvanbuijtene/packer,mitchellh/packer,p1-nico/packer,arizvisa/packer,mafrosis/packer,markpeek/packer,quantang/packer,c22/packer,tb3088/packer,rnaveiras/packer,tsmolka/packer,dave2/packer,bryson/packer,smaato/packer,timsutton/packer,arizvisa/packer,atlassian/packer,grubernaut/packer,mkuzmin/packer,dayglojesus/packer,samdunne/packer,tsmolka/packer,bryson/packer,pvanbuijtene/packer,p1-nico/packer,ricardclau/packer,pecigonzalo/packer,boumenot/packer,timsutton/packer,monkeylittleinc/packer,ChrisLundquist/packer,sean-/packer,jen20/packer,markpeek/packer,ChrisLundquist/packer,rickard-von-essen/packer,pvanbuijtene/packer,sean-/packer,mitchellh/packer,pvandervelde/packer,dayglojesus/packer,smaato/packer,KohlsTechnology/packer,mwhooker/packer,samdunne/packer,rickard-von-essen/packer,ChrisLundquist/packer,jen20/packer,jen20/packer,tsmolka/packer,rickard-von-essen/packer,tb3088/packer,ricardclau/packer,boumenot/packer,tsmolka/packer,boumenot/packer,rickard-von-essen/packer,samdunne/packer,c22/packer,youhong316/packer,dave2/packer,KohlsTechnology/packer,pecigonzalo/packer,ricardclau/packer,pecigonzalo/packer,monkeylittleinc/packer,tb3088/packer,KohlsTechnology/packer,taliesins/packer,grubernaut/packer,pieter-lazzaro/packer,ricardclau/packer,zhuzhih2017/packer,routelastresort/packer,routelastresort/packer,pecigonzalo/packer,pieter-lazzaro/packer,mkuzmin/packer,hashicorp/packer,c22/packer,routelastresort/packer,bryson/packer,paulmey/packer,grubernaut/packer,dave2/packer,p1-nico/packer,tas50/packer,timsutton/packer,tas50/packer,mkuzmin/packer,tsmolka/packer,ricardclau/packer,ChrisLundquist/packer