adding work.R to .gitignore file
create PA1.Rmd file
delete PA1.Rmf file
adding proc_rmd.R file
change file name of Rmd file in proc_rmd.R
adding template version of PA1_template.html file
adding PA1_template.md to .gitignore file
all the work in a Rmd file
the html generated by knitr
adding figure folder