add initiator type
add initiator type

there is SAS in type_map, I think TYPE_SAS should be added into the tuple.
then user can use TYPE_SAS as well as others.

Signed-off-by: Ma Shimiao <4511f16e942ad3568742865d09c9060c1d8bebb9@cn.fujitsu.com>

libstorage/libstoragemgmt,libstorage/libstoragemgmt,jumitche/libstoragemgmt,lazy404/libstoragemgmt,joehandzik/libstoragemgmt,tasleson/libstoragemgmt,HP-Scale-out-Storage/libstoragemgmt,libstorage/libstoragemgmt,lazy404/libstoragemgmt,HP-Scale-out-Storage/libstoragemgmt,HP-Scale-out-Storage/libstoragemgmt,joehandzik/libstoragemgmt,cathay4t/libstoragemgmt,jumitche/libstoragemgmt,HP-Scale-out-Storage/libstoragemgmt,lazy404/libstoragemgmt,cathay4t/libstoragemgmt,joehandzik/libstoragemgmt,cathay4t/libstoragemgmt,cathay4t/libstoragemgmt,jumitche/libstoragemgmt,jumitche/libstoragemgmt,cathay4t/libstoragemgmt,lazy404/libstoragemgmt,libstorage/libstoragemgmt,tasleson/libstoragemgmt,joehandzik/libstoragemgmt,tasleson/libstoragemgmt,libstorage/libstoragemgmt,tasleson/libstoragemgmt,tasleson/libstoragemgmt,jumitche/libstoragemgmt