Adds 7 new service groups, populated with services

- adds 7 service groups, all named SERVICE_GROUP_x
- the groups have 5-8 services in each
- SERVICE_GROUP_1 has 6 services from different sites
- SERVICE_GROUP_2 has 5 services all from the same site
- SERVICE_GROUP 4 and 5 both have all their services from sites in the same NGI
- SERVICE_GROUP_7 has both EGI and Local scope - the rest have one or the other
- each service is used in at least one service group
- some services are used in 2 different service groups. one service is in 3 groups