variables to lower case
Experimenting to get datetime at front of dataframe
colnames listed
first plot routine in plot1.R and output plot1.png
plotting directly to png.
graph parameters are constants
updated labels
plot 2 code and image
code more parameterised
Third plot plot3.R and plot3.png
plot 4 adds it all together
4 plots
different types
built by functions to keep cleanish
marginal changes
output looks like required