Added Disturbance, EnKF assimilation of Disturbance (for ESA 2013) and cleaned up figure formatting (for Chapter 2)
Some initial code looking at how to load both CDC and Google Flu data. Time formatting is complicated. Hope to explore the possibility of assimilating the data together into a SIR-family spatial model (Possibly as a class project)
Initial outline for Exercise 3 on "Tools for big data"