Deprecate mmap_file_perms and mmap_files_pattern since they are not fully
informative about their access. Replace with a full set of permission
set macros for mmap.
Requested for selinux-testsuite usage.
- add systemd service macro sets
- add some documentation
- add some recursion to some macro sets (ipv perm, object class sets)
- deprecate domain_trans and domain_auto_trans
- remove unpriv_socket_class_set