message: Add predicates to demo
diff: @@ -65,7 +65,7 @@ async function runFaber (options) {
  const version = `${getRandomInt(1, 101)}.${getRandomInt(1, 101)}.${getRandomInt(1, 101)}`
  const schemaData = {
  data: {
  - attrNames: ['name', 'date', 'degree'],
  + attrNames: ['name', 'date', 'degree', 'age'],
  name: 'FaberVcx',
  version
  },
  @@ -119,7 +119,8 @@ async function runFaber (options) {
  const schemaAttrs = {
  name: 'alice',
  date: '05-2018',
  - degree: 'maths'
  + degree: 'maths',
  + age: '25'
  }
  logger.info('#12 Create an IssuerCredential object using the schema and credential definition')
  @@ -162,10 +163,15 @@ async function runFaber (options) {
  { name: 'degree', restrictions: [{ issuer_did: agentProvision.institution_did }] }
  ]
  + const proofPredicates = [
  + { name: 'age', p_type: '>=', p_value: 20, restrictions: [{ issuer_did: agentProvision.institution_did }] }
  + ]
  +
  logger.info('#19 Create a Proof object')
  const proof = await Proof.create({
  sourceId: '213',
  attrs: proofAttributes,
  + preds: proofPredicates,
  name: 'proofForAlice',
  revocationInterval: {}
  })
  