Initial commit
first commit
add new files
rcpp part
src and rcpp
misc imporvements
working on Rcpp section
pre-release version
more updates
misc improvements
misc admin
cpp exercises
cumsum example in slides
exercises in R
updated/cleaned examples
Add '_rccpp/' from commit '845cc25885b129527c0ebcf9f45ff736b4d6b5b0'

git-subtree-dir: _rccpp
git-subtree-mainline: fdfb964dd169ca0c116725d2d1cc017cb0792012
git-subtree-split: 845cc25885b129527c0ebcf9f45ff736b4d6b5b0
add and describe rccpp