Add support for animated output for plots

[m12t]

The Go Programming Language offers examples in the beginning about Go and GIFs; explore generating a gif of data being visualized in the gnu plot.

also, see: https://stackoverflow.com/questions/22898971/gif-animation-in-gnuplot

[m12t]

There were some bugs with the plotting lib, Glot, particularly when trying to use logscale for charts and when trying to set antialiasing to improve output quality. The Go code has been refactored to generate a CSV instead of plotting, which will be done in Python.