(hdb_free_entry): zero keys (hdb_check_db_format): leak less memory
(hdb_free_entry): zero keys
(hdb_check_db_format): leak less memory


git-svn-id: 193148810cf65385f3a195dbc9a8b504846da3a2@3217 ec53bebd-3082-4978-b11e-865c3cabbd6b

madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal