Fix bug where d3 max calculations weren't playing nice with NaNs
Fix bug where d3 max calculations weren't playing nice with NaNs

ethan92429/post.visualizations,ethan92429/post.visualizations,AguaClara/post.visualizations,AguaClara/post.visualizations,AguaClara/post.visualizations,AguaClara/post.visualizations,ethan92429/post.visualizations