Sync with v1.8.2.3

* maint: Git 1.8.2.3 t5004: avoid using tar for checking emptiness of archive t5004: ignore pax global header file mergetools/kdiff3: do not use --auto when diffing transport-helper: trivial style cleanup

Junio C Hamano committed May 9, 2013 at 13:32 UTC b387c77b12953d543bf5efc3825b5be26d753f9c

No changes.