[PATCH - maint review] show-branch: handle [] globs as well.

Earlier only '?' and '*' signalled the command that what the
user has given is a glob pattern.  This prevented us to say:

	$ git show-branch 'v0.99.[0-3]'

Now we notice '[' as well, so the above would work.

Signed-off-by: Junio C Hamano <redacted>

---
 * For 1.0.10 and 1.1.2

 show-branch.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

87758f975b04233ba058750f7ea8ce63bb67297f

diff --git a/show-branch.c b/show-branch.c
index 15b1968..1935c44 100644
--- a/show-branch.c
+++ b/show-branch.c

@@ -492,7 +492,7 @@ static void append_one_rev(const char *a
 		append_ref(av, revkey);
 		return;
 	}
-	if (strchr(av, '*') || strchr(av, '?')) {
+	if (strchr(av, '*') || strchr(av, '?') || strchr(av, '[')) {
 		/* glob style match */
 		int saved_matches = ref_name_cnt;
 		match_ref_pattern = av;

-- 
1.1.1-g8ecb