Add README file
Add README file

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