Sync with 1.7.2.1

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --cc GIT-VERSION-GEN
index e88f50cafb5dcb4cd2f4d183a53382ccc84b91a7,8228e883e6c5aba64ee4aa691b624b451f0b3946..f6d301a10f7b57edb623de8d5a78c90f4fbc71a7
--- 1/GIT-VERSION-GEN
--- 2/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@@ -1,7 -1,7 +1,7 @@@
  #!/bin/sh
  
  GVF=GIT-VERSION-FILE
- DEF_VER=v1.7.2
 -DEF_VER=v1.7.2.1
++DEF_VER=v1.7.2.GIT
  
  LF='
  '