figures (S)F1.1 thru (S)F1.3 are now done

Conflicts:
	Chapter1/chapter1.Rmd
	Chapter1/chapter1.html
	Chapter1/chapter1.md
	Chapter1/figure/p1.png
	Chapter1/figure/unnamed-chunk-1.png
	Chapter1/figure/unnamed-chunk-2.png
	Chapter1/figure/unnamed-chunk-3.png