v1.2 release

Added the following new R packages

• shinycssloaders
• shinyWidgets
• crayon

No future versions planned as of this date.

v1.1.1 release - R packages added

Added R packages that were supposed to go into v1.1.0:

• 'gtools'
• 'ggvis'

v1.1.0 release

In this version, some extra R packages were added to the dockerfile, and base image updated from 3.5.0 to 3.5.1 version of rocker/shiny-verse.

Initial release

Initial release - should be fit for use