Added something on lasso
Updated after forced push.

Merge branch 'master' of https://github.com/RobHayward/StatsandProb

Conflicts:
	Knitr/StatsandProb-concordance.tex
	Knitr/StatsandProb.Rnw
	Knitr/StatsandProb.log
	Knitr/StatsandProb.pdf
	Knitr/StatsandProb.synctex.gz
	Knitr/StatsandProb.tex