Adding ONOS Segment Routing CLI files to new repo
diff --git a/cli/documentation/en_US/ha/ha-failover b/cli/documentation/en_US/ha/ha-failover
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+++ b/cli/documentation/en_US/ha/ha-failover
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+Configures failover parameters, or triggers a failover event.
+
+The 'failover' token directs the current node to fail over to
+a configured slave controller.
+
+The 'provision' token configures a slave controller by IP address that
+will function as a master controller after a failover event.