lyx 2.0.6
use knitr to build vignettes, no more Makefile hacking to make Sweave happy
use back reference \1 instead of writing the expression again
remove blank lines from create_roxygen()
add the @export tags where applicable; closes #10, closes #11 and closes #12
changes about the package vignette
update bib
@export is (partially) supported now, so update doc (#10)
move two items to new features in news
make code width in usage and examples smaller than 90 if possible
roxygenize
bump version; should be ready for CRAN now
warn immediately, and cat() the problematic code when width > 90 and not fixable
bump version