Adds a condition for a specified attribute that consists
            of an operator and any number of values
            
 Declaration Syntax
 Declaration Syntax| C# | 
public void AddCondition( string attributeName, ScanOperator op, params DynamoDBEntry[] values )
 Parameters
 Parameters- attributeName (String)
- Target attribute name
- op (ScanOperator)
- Comparison operator
- values (array<DynamoDBEntry>[]()[][])
- Values to compare to