Provide lossless version of live plotter

Reuse the existing buffers that exist for offline log replay to maintain
only the buffers we need during realtime replay.

Change-Id: Ic2b43bb2c761ebf564d77ee3ce00cd84804a7a1a
Signed-off-by: James Kuszmaul <jabukuszmaul+collab@gmail.com>
diff --git a/frc971/analysis/live_web_plotter_demo.sh b/frc971/analysis/live_web_plotter_demo.sh
index 4c4c9c4..45f3b92 100755
--- a/frc971/analysis/live_web_plotter_demo.sh
+++ b/frc971/analysis/live_web_plotter_demo.sh
@@ -1 +1 @@
-./aos/network/web_proxy_main --config=aos/network/www/test_config.json --data_dir=frc971/analysis
+./aos/network/web_proxy_main --config=aos/network/www/test_config.json --data_dir=frc971/analysis "$@"