message: Fix allowance method call
diff: @@ -1064,8 +1064,14 @@ class Exchange extends PureComponent<any, any> {
  }
  setAmount = (value) => {
  - this.setState(() => ({ haveAmount: value, maxAmount: 0 }))
  + this.setState(() => {
  + return {
  + haveAmount: value,
  + maxAmount: 0,
  + }
  + }, () => {
  this.updateTokenAllowance()
  + })
  }
  setOrders = () => {
  