Another checkpoint, implemented set/inherit, not yet supporting name and logdir changes.
Another checkpoint, implemented set/inherit, not yet supporting name and
logdir changes.

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb