update changelog
update changelog

paulmey/packer,timsutton/packer,dave2/packer,mitchellh/packer,hashicorp/packer,ricardclau/packer,paulmey/packer,hashicorp/packer,youhong316/packer,paulmey/packer,mitchellh/packer,mkuzmin/packer,tb3088/packer,mkuzmin/packer,ricardclau/packer,timsutton/packer,tb3088/packer,youhong316/packer,youhong316/packer,dave2/packer,bryson/packer,grubernaut/packer,paulmey/packer,rnaveiras/packer,grubernaut/packer,tas50/packer,dave2/packer,ricardclau/packer,dave2/packer,bryson/packer,rnaveiras/packer,grubernaut/packer,mkuzmin/packer,youhong316/packer,hashicorp/packer,rnaveiras/packer,youhong316/packer,paulmey/packer,bryson/packer,paulmey/packer,tb3088/packer,rnaveiras/packer,bryson/packer,mkuzmin/packer,pecigonzalo/packer,tb3088/packer,hashicorp/packer,rnaveiras/packer,timsutton/packer,mitchellh/packer,ricardclau/packer,timsutton/packer,ricardclau/packer,timsutton/packer,mitchellh/packer,youhong316/packer,tas50/packer,pecigonzalo/packer,grubernaut/packer,ricardclau/packer,mitchellh/packer,pecigonzalo/packer,dave2/packer,bryson/packer,bryson/packer,tb3088/packer,tas50/packer,mkuzmin/packer,mkuzmin/packer,grubernaut/packer,grubernaut/packer,tas50/packer,tas50/packer,tas50/packer,tb3088/packer,timsutton/packer,rnaveiras/packer,pecigonzalo/packer,dave2/packer