Build against released terraform 0.6.16 instead of master
Build against released terraform 0.6.16 instead of master

deasmi/terraform-provider-libvirt,deasmi/terraform-provider-libvirt,deasmi/terraform-provider-libvirt,dmacvicar/terraform-provider-libvirt,flavio/terraform-provider-libvirt,dmacvicar/terraform-provider-libvirt,inercia/terraform-provider-libvirt,dmacvicar/terraform-provider-libvirt