add codetools for vignettes (#7542)

* add codetools for vignettes

* fix brackets of dontshow

* make links lowercase to make pkgdown happy

* reset translation links

* use lowercase rdatatable.git consistently

* remove URL changes

* remove more URL changes

Author: ben-schwen

DESCRIPTION

@@ -3,7 +3,7 @@ Version: 1.18.99
 Title: Extension of `data.frame`
 Depends: R (>= 3.5.0)
 Imports: methods
-Suggests: bit64 (>= 4.0.0), R.utils, xts, zoo (>= 1.8-1), yaml, litedown
+Suggests: bit64 (>= 4.0.0), R.utils, xts, zoo (>= 1.8-1), yaml, litedown, codetools
 Enhances: knitr, xfun
 Description: Fast aggregation of large data (e.g. 100GB in RAM), fast ordered joins, fast add/modify/delete of columns by group using no copies at all, list columns, friendly and fast character-separated-value read/write. Offers a natural and flexible syntax, for faster development.
 License: MPL-2.0 | file LICENSE

man/update_dev_pkg.Rd

@@ -34,7 +34,8 @@
   Invisibly \code{TRUE} if package was updated, otherwise \code{FALSE}.
 }
 \examples{
-\dontshow{ # using if(FALSE) because \dontrun could still be run by  --run-dontrun; #5421 }
+\dontshow{ # using if(FALSE) because \dontrun could still be run by  --run-dontrun; #5421
+}
   if (FALSE) data.table::update_dev_pkg()
 }
 \seealso{