Set boot order to hard drive, then network

Also, set power toggles for virsh.

Author: Will Miller

templates/vm.xml.j2

@@ -3,9 +3,14 @@
   <memory>{{ libvirt_vm_memory_mb | int * 1024 }}</memory>
   <vcpu>{{ libvirt_vm_vcpus }}</vcpu>
   <clock sync="localtime"/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
   <os>
     <type arch='{{ libvirt_vm_arch }}'{% if libvirt_vm_machine is not none %} machine='{{ libvirt_vm_machine }}'{% endif %}>hvm</type>
     <bootmenu enable='no'/>
+    <boot dev='hd'/>
+    <boot dev='network'/>
     <bios useserial='yes'/>
   </os>
   <cpu{% if libvirt_vm_cpu_mode is not none %} mode='{{ libvirt_vm_cpu_mode }}'{% endif %}>