Version 1.3 release.

Updates CHANGELOG, version, docs.
diff --git a/docs/dyn/autoscaler_v1beta2.autoscalers.html b/docs/dyn/autoscaler_v1beta2.autoscalers.html
index 216880d..4196c36 100644
--- a/docs/dyn/autoscaler_v1beta2.autoscalers.html
+++ b/docs/dyn/autoscaler_v1beta2.autoscalers.html
@@ -166,6 +166,7 @@
   An object of the form:
 
     { # Cloud Autoscaler resource.
+      "kind": "compute#autoscaler", # Type of resource.
       "description": "A String", # An optional textual description of the resource provided by the client.
       "autoscalingPolicy": { # Cloud Autoscaler policy. # Configuration parameters for autoscaling algorithm.
         "maxNumReplicas": 42, # The maximum number of replicas that the Autoscaler can scale up to.
@@ -176,6 +177,7 @@
         "customMetricUtilizations": [ # Configuration parameters of autoscaling based on custom metric.
           { # Custom utilization metric policy.
             "metric": "A String", # Identifier of the metric. It should be a Cloud Monitoring metric. The metric can not have negative values. The metric should be an utilization metric (increasing number of VMs handling requests x times should reduce average value of the metric roughly x times). For example you could use: compute.googleapis.com/instance/network/received_bytes_count.
+            "utilizationTargetType": "A String", # Defines type in which utilization_target is expressed.
             "utilizationTarget": 3.14, # Target value of the metric which Autoscaler should maintain. Must be a positive value.
           },
         ],
@@ -203,6 +205,7 @@
     The object takes the form of:
 
 { # Cloud Autoscaler resource.
+    "kind": "compute#autoscaler", # Type of resource.
     "description": "A String", # An optional textual description of the resource provided by the client.
     "autoscalingPolicy": { # Cloud Autoscaler policy. # Configuration parameters for autoscaling algorithm.
       "maxNumReplicas": 42, # The maximum number of replicas that the Autoscaler can scale up to.
@@ -213,6 +216,7 @@
       "customMetricUtilizations": [ # Configuration parameters of autoscaling based on custom metric.
         { # Custom utilization metric policy.
           "metric": "A String", # Identifier of the metric. It should be a Cloud Monitoring metric. The metric can not have negative values. The metric should be an utilization metric (increasing number of VMs handling requests x times should reduce average value of the metric roughly x times). For example you could use: compute.googleapis.com/instance/network/received_bytes_count.
+          "utilizationTargetType": "A String", # Defines type in which utilization_target is expressed.
           "utilizationTarget": 3.14, # Target value of the metric which Autoscaler should maintain. Must be a positive value.
         },
       ],
@@ -295,6 +299,7 @@
     "nextPageToken": "A String", # [Output only] A token used to continue a truncated list request.
     "items": [ # Autoscaler resources.
       { # Cloud Autoscaler resource.
+          "kind": "compute#autoscaler", # Type of resource.
           "description": "A String", # An optional textual description of the resource provided by the client.
           "autoscalingPolicy": { # Cloud Autoscaler policy. # Configuration parameters for autoscaling algorithm.
             "maxNumReplicas": 42, # The maximum number of replicas that the Autoscaler can scale up to.
@@ -305,6 +310,7 @@
             "customMetricUtilizations": [ # Configuration parameters of autoscaling based on custom metric.
               { # Custom utilization metric policy.
                 "metric": "A String", # Identifier of the metric. It should be a Cloud Monitoring metric. The metric can not have negative values. The metric should be an utilization metric (increasing number of VMs handling requests x times should reduce average value of the metric roughly x times). For example you could use: compute.googleapis.com/instance/network/received_bytes_count.
+                "utilizationTargetType": "A String", # Defines type in which utilization_target is expressed.
                 "utilizationTarget": 3.14, # Target value of the metric which Autoscaler should maintain. Must be a positive value.
               },
             ],
@@ -320,6 +326,7 @@
           "name": "A String", # Name of the Autoscaler resource. Must be unique per project and zone.
         },
     ],
+    "kind": "compute#autoscalerList", # Type of resource.
   }</pre>
 </div>
 
@@ -349,6 +356,7 @@
     The object takes the form of:
 
 { # Cloud Autoscaler resource.
+    "kind": "compute#autoscaler", # Type of resource.
     "description": "A String", # An optional textual description of the resource provided by the client.
     "autoscalingPolicy": { # Cloud Autoscaler policy. # Configuration parameters for autoscaling algorithm.
       "maxNumReplicas": 42, # The maximum number of replicas that the Autoscaler can scale up to.
@@ -359,6 +367,7 @@
       "customMetricUtilizations": [ # Configuration parameters of autoscaling based on custom metric.
         { # Custom utilization metric policy.
           "metric": "A String", # Identifier of the metric. It should be a Cloud Monitoring metric. The metric can not have negative values. The metric should be an utilization metric (increasing number of VMs handling requests x times should reduce average value of the metric roughly x times). For example you could use: compute.googleapis.com/instance/network/received_bytes_count.
+          "utilizationTargetType": "A String", # Defines type in which utilization_target is expressed.
           "utilizationTarget": 3.14, # Target value of the metric which Autoscaler should maintain. Must be a positive value.
         },
       ],
@@ -435,6 +444,7 @@
     The object takes the form of:
 
 { # Cloud Autoscaler resource.
+    "kind": "compute#autoscaler", # Type of resource.
     "description": "A String", # An optional textual description of the resource provided by the client.
     "autoscalingPolicy": { # Cloud Autoscaler policy. # Configuration parameters for autoscaling algorithm.
       "maxNumReplicas": 42, # The maximum number of replicas that the Autoscaler can scale up to.
@@ -445,6 +455,7 @@
       "customMetricUtilizations": [ # Configuration parameters of autoscaling based on custom metric.
         { # Custom utilization metric policy.
           "metric": "A String", # Identifier of the metric. It should be a Cloud Monitoring metric. The metric can not have negative values. The metric should be an utilization metric (increasing number of VMs handling requests x times should reduce average value of the metric roughly x times). For example you could use: compute.googleapis.com/instance/network/received_bytes_count.
+          "utilizationTargetType": "A String", # Defines type in which utilization_target is expressed.
           "utilizationTarget": 3.14, # Target value of the metric which Autoscaler should maintain. Must be a positive value.
         },
       ],