Saves the input from a form to a contentset.
ccLib.SetCSFormInput( CSPointer, FieldName, Optional RequestName)
CSPointer - Content Set pointer returned from an OpenCS or InsertCS call
FieldName - the name of the field in the content set or database where the form response is to be saved
RequestName - the name of the Input element in the form being submitted. If omitted, the FieldName is used.