Added a script for making histograms.

bin/plot_bar.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+# Simple script to generate a timeseries graph from a data file.
+# Depencies: gnuplot
+
+# arg 1: path to file with the raw data
+# arg 2: path to file to save the graph in (.png will be appended)
+# arg 3: optional title to show on the graph
+
+gnuplot << EOF
+set datafile separator ","
+
+set style data boxes
+set boxwidth 0.75
+set style fill solid
+set grid
+unset key
+set title "$3" # If a second arg was supplied we show it as a title too
+set terminal png size 800,200 transparent truecolor
+set output "$2.png"
+
+plot "$1" using 2:xtic(1)
+EOF