hdparm-9.59 is released

- decode more bits from id[69], courtesy Adrián Kálazi.
- allow passing of custom LDFLAGS from the environment.
- add new "static" target.
- fix --dco-identify max sectors, courtesy of Paul Sultana.
- get rid of leftover "unknown" variables from identify.c
- fixed return values from get_log_page_data().