Run roxygenize()
Merge pull request #101 from ropensci/marianne-update-namespace

Run roxygenize() to update plotly's namespace
Merge branch 'master' of https://github.com/ropensci/plotly into xsm-more-errorbars
Merge branch 'xsm-more-errorbars' of https://github.com/ropensci/plotly into xsm-more-errorbars