Pseudowire enhancements :

  - Fix bug for transporting l-s-s pws tagged.
  - Refactored and cleaned code.
  - Refactored cli commands.
  - Fixed bug in bulk rest api when the same pseudowires were tried
    to be added.

Change-Id: I28ded776266a08110922b93a8b330d0b343d470d
diff --git a/web/src/main/resources/definitions/PseudowireCreate.json b/web/src/main/resources/definitions/PseudowireCreate.json
index feddd18..315d01d 100644
--- a/web/src/main/resources/definitions/PseudowireCreate.json
+++ b/web/src/main/resources/definitions/PseudowireCreate.json
@@ -61,7 +61,7 @@
     },
     "pwLabel": {
       "type": "256",
-      "example": "",
+      "example": "1577",
       "description": "Pseudowire label."
     }
   }