Log Message:
(www/R-bslib) import R-bslib-0.2.5.1

Simplifies custom 'CSS' styling of both 'shiny' and 'rmarkdown' via
'Bootstrap' 'Sass'. Supports both 'Bootstrap' 3 and 4 as well as their
various 'Bootswatch' themes. An interactive widget is also provided
for previewing themes in real time.