Update README.md

patch for NULL issue

add note about storage on shinyapps.io demo

bump news.md

add debug mode + welcome notification + fix doc

revert pushbar overlay z-index

tweaks

reset dev version

update news

bump version for new release

replace slider by select input (we can display date inside but we loose the animation). Bug fixes for tabs

don't show buttons if no logs

update example

message when no logs to show

add demo link