Implemented the following PW features and fixes:

   - PW support for H-AGG topologies. Support for leaf-spine-spine
     leaf-spine-spine-leaf pseudowires.
   - Renamed pw commands with sr-pw-* pattern and also removed redundant output
    from them.
   - Enabled bulk addition / removal of pws from the rest api.
   - Modified diagnostics tool with the updated command name.

Change-Id: I708db9281d0082b160cbd713910b420ef7df9da3
diff --git a/tools/package/runtime/bin/onos-diagnostics b/tools/package/runtime/bin/onos-diagnostics
index 4938a7c..76d42f8 100755
--- a/tools/package/runtime/bin/onos-diagnostics
+++ b/tools/package/runtime/bin/onos-diagnostics
@@ -97,7 +97,7 @@
     "sr-mcast-next"
     "sr-mcast-tree"
     "sr-next-hops"
-    "pseudowires"
+    "sr-pw-list"
     "dhcp-relay"
 )