workaround for failure to build vignette
updates with newer rstudio
is_one_of function
separate out checks.R
fix b_knit
TODO update
bugfix next_form
possible fix for replay when session_name undefined
warning for FormStage before period()
update TODO
add travis
bugfix period documentation
link for travis in readme
bugfix example
bugfix period doc
bugfix replay example
bugfixes
type.convert on params in FormStage
thoughts in TODO
TODOs