Undo method
Undoes the previous operation.
The operation is successful if qSuccess is set to true. 
	
	Parameters
No parameters
Returns
| Name | Description | Type | 
|---|---|---|
| qSuccess | <true or false>  | 
			Boolean | 
Undoes the previous operation.
No parameters
| Name | Description | Type | 
|---|---|---|
| qSuccess | <true or false>  | 
			Boolean |