ELM Version 5.1 (AHV21) / 20230303
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- two new optional elements in order to map the requirements for the AHV21
  * ../Person/../AHV-AVS-Salary/AHV-AVS-BaseSalary : the AHV base salary
  * ../Person/../AHV-AVS-Salary/WaiveOfPensionDeduct : marker to indicate if the person waives the ahv deduction

ELM Version 5.0.1 (Seco/ASAL) / 20220912
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- new domain "UnemploymentCertificates" as a copy of the tax domain to transport the certificates from the Seco/ASAL