MetricSetService.moveElementBefore Method
        
 Moves an element to before the target element. The elements must be within the same placement.
 
         
        Parameters
        
            - metricSetId
            
 
            - 
                
Type: String
The ID of the metric set to add the element to. 
            - elementToMove
            
 
            - 
                
Type: String
The unique name of the element to move. 
            - elementTarget
            
 
            - 
                
Type: String
The unique name of the element to move elementToMove before, or null or leave unspecified to move to the end.
Optional: True 
        
        Return Value
        
Type: jQuery.Promise
        
Value: dundas.entities.MetricSet
        
A promise object that is resolved when the call is complete.
 If successful, the updated dundas.entities.MetricSet is returned.