GIT v1.5.0 preview

This is not yet -rc1 where all new topics closes, but I think it
is getting pretty closer.  I'd still want to merge updates to
fsck/prune to honor reflog entries before -rc1.

Signed-off-by: Junio C Hamano <junkio@cox.net>
diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index eca1ff2..21ff949 100755
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v1.4.4.GIT
+DEF_VER=v1.4.5-rc0.GIT
 
 LF='
 '