updating docs for new merge.server.start.arguments tool.properties property

Author: robertpatrick

documentation/4.0/content/userguide/tools-config/tool_prop.md

@@ -19,6 +19,7 @@ description: "How to customize WDT configuration parameters."
  | `deploy.timeout`                           | The number of milliseconds that WLST waits for the undeployment process to complete. A value of zero (0) means the operation will not timeout.                                                                                                                                                           |
  | `disable.rcu.drop.schema`                  | Whether the RCU drop step should be skipped when running Create Domain with the `-run_rco` switch (default is `false`).                                                                                                                                                                                  |
  | `enable.create.domain.password.validation` | Whether Create Domain should try to validate user passwords using the SystemPasswordValidator settings in the model (default is `true`).                                                                                                                                                                 |
+ | `merge.server.start.arguments`             | Whether to merge the `ServerStart` `Arguments` attribute when running the Update Domain Tool (default value is `true`).  Setting the value to false will trigger replacing instead of merging.                                                                                                           |
  | `redeploy.timeout`                         | The number of milliseconds that WLST waits for the redeployment process to complete. A value of zero (0) means the operation will not timeout.                                                                                                                                                           |
  | `set.server.groups.timeout`                | Specifies the amount of time the set server groups connection can be inactive before the connection times out.                                                                                                                                                                                           |
  | `ssh.private.key.default.file.name`        | The default file name of the SSH private key file (default is `id_rsa`).                                                                                                                                                                                                                                 |