[PATCH] git-mergetool: properly handle "git mergetool -- filename"

Like many git commands, git-mergetool allows "--" to signal
the end of option processing.  This adds a missing "shift"
statement so that this is correctly handled.

Signed-off-by: David Aguilar <redacted>
---
 git-mergetool.sh |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/git-mergetool.sh b/git-mergetool.sh
index 94187c3..d4078a6 100755
--- a/git-mergetool.sh
+++ b/git-mergetool.sh

@@ -296,6 +296,7 @@ do
 	    esac
 	    ;;
 	--)
+	    shift
 	    break
 	    ;;
 	-*)

-- 
1.6.1.rc3.38.gec9f0

Thanks.