Add rst to vignette engine
Fix files for Rrst vignettes
Merge pull request #533 from trevorld/master

Minimum changes to use knitr as vignette engine for Rrst vignettes
use ogg instead of mp4 for hook_ffmpeg_html()

for some reason, I cannot get mp4 to work under Ubuntu any more
use single quotes
fixes #535: for single-lettered pandoc arguments, the values are passed to them after spaces instead of equal signs

also solves the problem at http://stackoverflow.com/q/16569010/559676
news about the video (animations)
add @trevorld to contributors for #533
can merge two regexp patterns into one (#533)
add the `quiet` argument to knit2pdf() for #533, and the default compiler for rst documents is rst2pdf
roxygenize
bump version
headers should be added to the outer most document when there are children within child documents
Update hooks-asciidoc.R

Message, warning and error hooks were incorrect.  They now match the specification for admonition block described here
http://asciidoc.org/userguide.html#X22
Merge pull request #543 from richierocks/master

Fixed message, warning and error hooks for AsciiDoc
Merge pull request #542 from jtoloe/master

latex header added to wrong child when compiling a child that uses set_parent() and has children of its own
Merge pull request #532 from knokknok/master

new 'hide' value for fig.show chunk option
news about #542
stitch_rmd() used a wrong template!
tweak news item for fig.show='hide'