Validator now performs more checks, removed those checks from other code to make it simpler

Also updates some error messages and environment variables

Also adds a parameter type that wasnt taken into account in the function

Calculations work but the actual values returned haven't been checked

New DTOs for passage of extra data to use in calculations, changes to calculation controller and service to use new data received from frontend.

New DTOs for passage of extra data to use in calculations, changes to calculation controller and service to use new data received from frontend.

Calculator controller now also logs errors. 

ParserService created for parsing and unparsing of AgeGroups, DTOs created (AgeGroupJSON, GroupEnergeticRequisement) , changed DTOs (CalculatorResponseDTO) and enums (AgeBracket, Sex) and fixes to Calculator Service, ERCalculator and ParameterService. Tested once against original excel.

ParserService created for parsing and unparsing of AgeGroups, DTOs created (AgeGroupJSON, GroupEnergeticRequisement) , changed DTOs (CalculatorResponseDTO) and enums (AgeBracket, Sex) and fixes to Calculator Service, ERCalculator and ParameterService

La funcion getEquationValues de servicio parametro no esta hecha todavia, cuando este hecha hay que llamarla desde calculator controller