message: Fix keys for AddressSelector
  Was using a property which just did not exist.
diff: /*
  Copyright 2015, 2016 OpenMarket Ltd
  +Copyright 2017 Vector Creations Ltd
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  @@ -138,7 +139,7 @@ export default React.createClass({
  onClick={this.onClick.bind(this, i)}
  onMouseEnter={this.onMouseEnter.bind(this, i)}
  onMouseLeave={this.onMouseLeave}
  - key={this.props.addressList[i].userId}
  + key={this.props.addressList[i].addressType + "/" + this.props.addressList[i].address}
  ref={(ref) => { this.addressListElement = ref; }}
  >
  <AddressTile address={this.props.addressList[i]} justified={true} networkName="vector" networkUrl="img/search-icon-vector.svg" />
  