message: Child proposal do not have Quorum failed status
diff: @@ -419,7 +419,7 @@ contract Governor {
  return ProposalState.Pending;
  } else if (block.number <= proposal.endBlock) {
  return ProposalState.Active;
  - } else if ( forVotes + againstVotes < quorumVotes() ) {
  + } else if ( !isChildProposal && forVotes + againstVotes < quorumVotes() ) {
  return ProposalState.QuorumFailed;
  } else if (forVotes <= againstVotes) {
  return ProposalState.Defeated;
  