remove a no longer used object
version 1.3 for CRAN
merge highlight-renderer.R into highlight-css.R
all these functions have been factored out to the highr package
move highlight.R to highlight-css.R
rename highlight-css.R to highlight.R
update Collates
fixes #570: do not evaluate chunk options if eval=FALSE
bump version
testit is on CRAN, and now I need highr for R CMD check