remove
Description:
Removes a key and its associated value from a VariantDict.
Parameters:
| this | |
| key | 
           the key to remove  | 
      
Returns:
| 
           true if the key was found and removed  | 
      
Removes a key and its associated value from a VariantDict.
| this | |
| key | 
           the key to remove  | 
      
| 
           true if the key was found and removed  |