FMP_setVariationParameterValue
Set VariationParameter value
H_ERROR FMP_setVariationParameterValue (CEDINT32 serverUid,char* paramName,double paramValue)
            - Input: 
- serverUid: server Uid
 - paramName: name of I/O parameter
 - paramValue: value of I/O parameter
 
 - Return: 
- error handle (NULL=OK)