tweak expired page
add meta rpc scope and support for init messages
update environment keyboard shortcut doc
Merge pull request #55 from rstudio/bugs/debugging

Fix reported issues in debugger and error management
tolerate yaml fields with no content (mutli-line lists)
dont unstage/revert when there are no tracked paths
add temp file path utility function
render pages with mathjax in IE9 compatability mode
Revert "render pages with mathjax in IE9 compatability mode"

This reverts commit c57226f67d0816d2ead080af7b3cff3daa0921d4.
mathjax compatibility for IE10 via x-ua-compatible meta tag
Merge branch 'master' of github.com:rstudio/rstudio
don't log path not found errors during code indexing
Merge branch 'master' of github.com:rstudio/rstudio
prevent indexing error in tab before selected handler
prevent js exception when window.focus isn't found
log a warning when a user fails a required group check
Merge branch 'master' of github.com:rstudio/rstudio
don't log permission denied from lstat during file scanning
Merge branch 'master' of github.com:rstudio/rstudio
check for zero-length function names