Bill Fenner 5c7b1fd97f Fix raw timestamps (zero-pad usecs)
Print 4-digit years in TIMESTAMP_PARSEABLE mode after '99.

PR:		bin/9507
1999-01-20 18:33:13 +00:00
..
1995-08-23 05:19:00 +00:00
1995-08-23 05:19:00 +00:00
1999-01-20 18:33:13 +00:00
1995-08-23 05:19:00 +00:00