Returns the setup with the specified name.
"setups_var" is a variable referencing a Setups object. | 
        
"setups_var" is a variable referencing a Setups object. | 
        
| Type | Description | 
| Setup | Returns the specified setup or null in the case where there is no setup with the specified name. | 
| Name | Type | Description | 
| name | string | The name (as it appears in the browser) of the operation. |