.env_sample in azure-0.7.0.pre vs .env_sample in azure-0.7.0.pre2

@@ -6,6 +6,8 @@
 AZURE_STORAGE_ACCOUNT="your storage account"
 AZURE_STORAGE_ACCESS_KEY="your storage access key"
 AZURE_SERVICEBUS_NAMESPACE="your sb namespace"
 AZURE_SERVICEBUS_ACCESS_KEY="your sb access key"
 AZURE_MANAGEMENT_CERTIFICATE="your management cert path"
-AZURE_SUBSCRIPTION_ID="your subscription id"
+AZURE_SUBSCRIPTION_ID="your subscription id"
+AZURE_SERVICEBUS_SAS_KEY="Service Bus SAS key"
+AZURE_SERVICEBUS_SAS_KEY_NAME="Service Bus SAS key name"
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