roothints: load from zonefile
Loading root hints from zonefile.
- how get root hints? (is it wget and https ok?)
- Can kresd run without root hints? (Only possible configuration to achieve this is remove
- roothints can be loaded from file with function
- hints module is not needed to run kresd, but to change manually roothints user use
hints.root(), maybe this functionality should be in separate builtin module.