Fix strangeness with test suite
Fix strangeness with test suite

Creating a group with no profile auto
creates a profile.  When using the
group_profile factory this meant
two profiles were created for the one group.
Changing to build means the group is not
created until the profile is build (so no spurious
auto created profile is made)

cyclestreets/cyclescape,cyclestreets/cyclescape,cyclestreets/cyclescape