TreeBuilder - Add Conf.Forest tree update script component

[zhabis]

The script interpreter will go level by level doing node saves

 node::root
 {
    action="require"
    asof="1/1/1"

   node::child1
   {
     action="insert"
     props{ z="sssssssssssssssssss"}
   }
   node::policy
   {
     action="upsert"
     props{ a=1 b=2}
     config{ b=d}
   }
}

[itadapter]

done