Fix for null-UUID age request.
Fix for null-UUID age request.

This fix checks for a request to create a new age entry containing a
null UUID and generates one if needed before passing the request on.

H-uru/dirtsand,Hoikas/dirtsand,Hoikas/dirtsand,H-uru/dirtsand,Hoikas/dirtsand,GehnShard/dirtsand,GehnShard/dirtsand