Caplin: Inclusion of VoluntaryExits, AttesterSlashings, ProposerSlashings, BlsExecutionToChanges and Attestations into block production

cl/aggregation/pool_impl.go

@@ -47,11 +47,6 @@ func NewAggregationPool(
 }
 
 func (p *aggregationPoolImpl) AddAttestation(inAtt *solid.Attestation) error {
-	// check if it's single attestation
-	if utils.BitsOnCount(inAtt.AggregationBits()) != 1 {
-		return fmt.Errorf("exactly one aggregation bit should be set")
-	}
-
 	// use hash of attestation data as key
 	hashRoot, err := inAtt.AttestantionData().HashSSZ()
 	if err != nil {