consistency.check       function that determines whether there are
                        consistency issues within the data, such as,
                        anomalies in the cumulative quantities of the
                        data as reported by JHU/CCSEGIS
covid19.JHU.data        function to read "live" data as reported by
                        JHU's CCSE repository
covid19.Toronto.data    function to import data from the city of
                        Toronto, ON - Canada as reported by the City of
                        Toronto
                        https://www.toronto.ca/home/covid-19/covid-19-latest-city-of-toronto-news/covid-19-status-of-cases-in-toronto/
covid19.US.data         function to read the TimeSeries US detailed
                        data
covid19.data            function to read "live" data from reported
                        covid19 cases
covid19.genomic.data    function to obtain sequencing data grom NCBI
                        Reference:
                        https://www.ncbi.nlm.nih.gov/nuccore/NC_045512.2
data.checks             function to check for data integrity and data
                        consistency
generate.SIR.model      function to generate a simple SIR
                        (Susceptible-Infected-Recovered) model based on
                        the actual data of the coivd19 cases
geographicalRegions     function to define continents and its
                        constituent countries
growth.rate             function to compute daily changes and "Growth
                        Rates" per location; "Growth Rates" defined as
                        the ratio between changes in consecutive days
integrity.check         function that determines whether there are
                        integrity issues within the datasets or changes
                        to the structure of the data as reported by
                        JHU/CCSEGIS
itrends                 function to visualize trends in daily changes
                        in time series data interactively
live.map                function to map cases in an interactive map
movingFn                generic fn that computes the "fn" on a moving
                        window
mtrends                 function to visualize different indicators for
                        trends in daily changes of cases reported as
                        time series data, for mutliple (or single)
                        locations
plt.SIR.model           function to plot the results from the SIR model
                        fn
report.summary          function to summarize the current situation,
                        will download the latest data and summarize the
                        top provinces/cities per case
single.trend            function to visualize different indicators for
                        trends in daily changes of cases reported as
                        time series data
totals.plt              function to plot total number of cases per day
                        for different groups
tots.per.location       function to compute totals per location
