git-checkout-script: Remove unnecessary variable.

There was unused variable $i that counted the number of arguments
being processed.  Remove it.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/git-checkout-script b/git-checkout-script
index 9feff14..b31ded7 100755 (executable)
--- a/git-checkout-script
+++ b/git-checkout-script
@@ -37,7 +37,6 @@ while [ "$#" != "0" ]; do
                fi
                ;;
     esac
-    i=$(($i+1))
 done
 [ -z "$new" ] && new=$old