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1. Add batch switches api. 2. Add batch switch_machines api. 3. update unittest and api.raml. Change-Id: I5dd06de12f11eb4fa580a6cfacf1fb917ba6b4ea
1. Add batch switches api. 2. Add batch switch_machines api. 3. update unittest and api.raml. Change-Id: I5dd06de12f11eb4fa580a6cfacf1fb917ba6b4ea