Update to head of objective-git, targeting 10.6

rowanj · rowanj · commit 5ce792e8aa21 · 2011-09-25T21:26:26.000+10:00
diff --git a/objective-git b/objective-git
@@ -1 +1 @@
-Subproject commit 53e1ea0d12a62b2279201aa4e723cf8aea35a36f
+Subproject commit 51e2ae3e6f27da6632e61723d9bd12b09f9b021c
