Includes comparisons with Norway and Sweden

Based on the work of Antoine Soetewey - https://www.statsandr.com/blog/how-to-create-a-simple-coronavirus-dashboard-specific-to-your-country-in-r/. Updated with moving average number of deaths, calculation of R value, and a forecast on number of deaths using nls.

Model lavet af https://gist.github.com/mikkelkrogsholm.