Git 1.8.1-rc3

The changes since -rc2 are mostly documentation updates.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index 1a9e4a2..b2dffc8 100755
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v1.8.1-rc2
+DEF_VER=v1.8.1-rc3
 
 LF='
 '