Added first four examples in R
adding slides
Updated to slides thanks to @kellerb
change the pct variable to represent units of a percentage ( 110 ) for clairity
more fixes to the slides, thanks again @kellerb
more fixes to the slides, thanks again @kellerb
added refactoring example
more tweaks
Merge pull request #2 from jasoncoposky/master

Software Engineering Talk, day 9