Changes after first class
Merge remote-tracking branch 'origin/master'

Conflicts:
	Class1/Class1supplement-figure/unnamed-chunk-17.png
	Class1/Class1supplement.md
	Class2/Class2-figure/unnamed-chunk-11.png
	Class2/Class2-figure/unnamed-chunk-12.png
	Class2/Class2-figure/unnamed-chunk-13.png
	Class2/Class2-figure/unnamed-chunk-2.png
	Class2/Class2-figure/unnamed-chunk-3.png
	Class2/Class2-figure/unnamed-chunk-37.png
	Class2/Class2-figure/unnamed-chunk-4.png
	Class2/Class2-figure/unnamed-chunk-5.png
	Class2/Class2.md