There’s an updated release of RStudio v0.96 available that includes some small enhancements and bugfixes, including:
Comment/uncomment for Sweave and LaTeX
Additional in-product documentation for R Markdown
Offline support for MathJax previews
More flexible handling of MathJax inline equations
The release notes include a full list all of the changes.
We’ve also published some additional documentation on using the new code folding and code sections features.
The updated version is available for download from our site now.