Add status to idty (!2)

* fix: finish to implement membership processing

* feat: rename newData fields coherently

and add non-existent smithCertRemoved event commented

* feat: add events membershipAdded, membershipRemoved and membershipRenewed

* feat: process smithExcluded

* feat: add smithMembership events

* feat: add GENESIS_FILE and HISTORY_FILE in .env

* feat: refactor main.ts

* feat: add test genesis data and adapt new genesis v701

* feat: add runtime 701 and adapt events

* feat: Set Removed status with reason instead of database removing

* feat: add idtyValidated and idtyRemoved events

* feat: add identity status to graphl field