When creating a new website the GlobalDNSRecord configuration defines the
hostheaders/websitepointer to be created
Various forms updated where the hostname field is set to www
GlobalDNSRecord allows empty recordData field
To create related dns records when creating a hostheader/website pointer with
the specification of a hostname a 'A' or 'CNAME' globalDNSRecord definition
of '[host_name]' is required to create the the dns record.
Creation of websites and pointers decoupled from Domains in order to choose
freely the hostname of a website or pointer.
Quota enforcement around domain pointers disabled, though registration is
still in place
