revert to old display of Label Stack column of show tunnel detail
i.e. List of List rather then just List
diff --git a/cli/cli/c_actions.py b/cli/cli/c_actions.py
index df94b80..2273709 100755
--- a/cli/cli/c_actions.py
+++ b/cli/cli/c_actions.py
@@ -2205,15 +2205,18 @@
         tunnelList = entries
         for tunnel in tunnelList:
             labelStackList = (tunnel.get('labelStack'))
-            labelStackString ='['
-            for labelSack in labelStackList:
-                for label in labelSack:
-                    labelStackString += (label + ',')
-            if labelStackString == '[':
-                labelStackString = ''
-            else:
-                labelStackString = labelStackString[:-1]
-                labelStackString += ']'
+            labelStackString = str(labelStackList)
+            labelStackString = remove_unicodes(labelStackString)
+            #labelStackList = (tunnel.get('labelStack'))
+            #labelStackString ='['
+            #for labelSack in labelStackList:
+            #    for label in labelSack:
+            #        labelStackString += (label + ',')
+            #if labelStackString == '[':
+            #    labelStackString = ''
+            #else:
+            #    labelStackString = labelStackString[:-1]
+            #    labelStackString += ']'
             tunnelId = tunnel.get('tunnelId')
             tunnelPath = tunnel.get('tunnelPath')
             dpidGroup = str(tunnel.get('dpidGroup'))