of a region and joining it to an existing estate or creating a new estate,
as well as creating an estate owner if in standalone, and assigning estate
owners. In Grid mode, existing users must be used. MySQL ONLY!!!! so far, as
I can't develop or test for either SQLite or MSSQL.
Adds MockUserAccountService and connects it up
Stops services being carried over between tests since this leads to hard to find bugs
Improves information and error reporting when loading plugins
