diff format documentation: describe raw combined diff format

diff --git a/git-applymbox.sh b/git-applymbox.sh
index 3efd6a746407bdc38ba9d251332427c508e5ee40..c18e80ff8cd5a66a64e22cf96e77fad519d33b5d 100755 (executable)
--- a/git-applymbox.sh
+++ b/git-applymbox.sh
@@ -78,7 +78,7 @@ do
            git-mailinfo $keep_subject $utf8 \
                .dotest/msg .dotest/patch <$i >.dotest/info || exit 1
            test -s .dotest/patch || {
-               echo "Patch is empty.  Was is split wrong?"
+               echo "Patch is empty.  Was it split wrong?"
                exit 1
            }
            git-stripspace < .dotest/msg > .dotest/msg-clean