Added more robust method to remove HTML comments
Removed solutions from S-111 site
Merge branch 'master' of github.com:abreen/abreen.github.io

Conflicts:
	s111/section16.html
	s111/section17.html
	s111/section20.html
	s111/section21.html
	s111/section22.html
	s111/section23.html
	s111/section24.html