message: Fix off by one error for username colors
  The hash result would only have a range of 0..7, but the css of color variants is 1..8
diff: @@ -97,7 +97,7 @@ export default React.createClass({
  render() {
  const EmojiText = sdk.getComponent('elements.EmojiText');
  const {mxEvent} = this.props;
  - const colorNumber = hashCode(mxEvent.getSender()) % 8;
  + const colorNumber = (hashCode(mxEvent.getSender()) % 8) + 1;
  const name = mxEvent.sender ? mxEvent.sender.name : mxEvent.getSender();
  const {msgtype} = mxEvent.getContent();
  