For Class

For Class
Merge branch 'master' of https://github.com/YvonneBeirneFitzGerald/ExData_Plotting1a

Conflicts:
	plot1 copy 2.png
	plot1.R
	plot2 copy 2.png
	plot3 copy 2.png
	plot3.R
	plot4 copy 2.png
	plot4.R