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