Listen for PolicyDB events from etcd and fix etcd watch handling (#7992)
Listen for PolicyDB events from etcd and fix etcd watch handling (#7992)


aead/minio,harshavardhana/minio,harshavardhana/minio,donatello/minio,harshavardhana/minio,NitishT/minio,harshavardhana/minio,balamurugana/minio,aead/minio,krisis/minio,NitishT/minio,fwessels/minio,aead/minio,fwessels/minio,aead/minio,vadmeste/minio,aead/minio,NitishT/minio,minio/minio,harshavardhana/minio,harshavardhana/minio,fwessels/minio,krisis/minio,harshavardhana/minio,NitishT/minio,aead/minio,balamurugana/minio,harshavardhana/minio,vadmeste/minio,aead/minio,minio/minio,donatello/minio,aead/minio,fwessels/minio