Add README file
Add README file

credentials/irma_future_id,adelapie/open-ecard-IRMA,ecsec/open-ecard,credentials/irma_future_id,ecsec/open-ecard,adelapie/open-ecard-IRMA,credentials/irma_future_id,ecsec/open-ecard,adelapie/open-ecard-IRMA