Did some slight work by removing figures 1 and 2 from the document. I have left the figure numbers unchanged so that it's still easy to refer to them for our changes to be made. I will remove the plots we decide on later.
Created a function to generate a histogram for 2015, but I still need to create tests for that and probably the entire file
Was following along Lecture 6 Video and created the Makefile.png for milestone 4