Add missing services to service_contexts that we did not include
in earlier patch that added SELinux checks in service_manager.
Change-Id: I889d999bf0b745bfcb75a3553b207777dc5700b7
Add a service_mananger class with the verb add.
Add a type that groups the services for each of the
processes that is allowed to start services in service.te
and an attribute for all services controlled by the service
manager. Add the service_contexts file which maps service
name to target label.
Bug: 12909011
Change-Id: I017032a50bc90c57b536e80b972118016d340c7d