This silences the warning that React gives:
Warning: Each child in a list should have a unique "key" prop
Which I seem to get every time I add a new list of elements.
id={this.state.game_info.id}
url={this.state.game_info.url}
/>,
<PlayerInfo
id={this.state.game_info.id}
url={this.state.game_info.url}
/>,
<PlayerInfo
id={this.state.player_info.id}
name={this.state.player_info.name}
team={this.state.player_info.team}
/>,
id={this.state.player_info.id}
name={this.state.player_info.name}
team={this.state.player_info.team}
/>,
+ <div key="game" className="game">
<div>{status}</div>
<div className="game-board">
<Board
<div>{status}</div>
<div className="game-board">
<Board