get rid of two (!) FAQs about TinyTeX
get rid of two (!) FAQs about TinyTeX

Linux users no longer need to make sure ~/bin is in PATH (tinytex::latexmk() will patch PATH)

and R package developers no longer need to install a few additional LaTeX packages: https://github.com/yihui/tinytex/issues/73

yihui/yihui.name,yihui/yihui.name,yihui/yihui.name