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	new file:   demo.R
	new file:   figure/longley-lm.pdf
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	new file:   longley.lm.fit.out
	new file:   longley.lm.out
	new file:   longley_lm.eps
	new file:   model1.R
	new file:   my_work-concordance.tex
	new file:   my_work.Rnw
	new file:   my_work.aux
	new file:   my_work.dvi
	new file:   my_work.log
	new file:   my_work.pdf
	new file:   my_work.ps
	new file:   my_work.synctex.gz
	new file:   my_work.tex
	new file:   profiling.R