[orca] Don't treat the root label as an unrelated label

[Joanmarie Diggs <joanied src gnome org>]

commit 6fe71c44d32d3dbd1bc635f8d9da2e6c29c05153
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Mon Mar 24 11:03:32 2014 -0400

    Don't treat the root label as an unrelated label

 src/orca/script_utilities.py |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/script_utilities.py b/src/orca/script_utilities.py
index 2338598..e55da68 100644
--- a/src/orca/script_utilities.py
+++ b/src/orca/script_utilities.py
@@ -1554,6 +1554,8 @@ class Utilities:
         # Eliminate duplicates
         d = {}
         for label in labels:
+            if label.name == root.name:
+                continue
             d[label.name] = label
         labels = list(d.values())