.IsValidPredictsData    Check if a PREDICTS extract is valid.
.ReadPredictsFileCache
                        Read the PREDICTS file cache.
.WritePredictsFileCache
                        Writes the PREDICTS dataframe to disk.
GetColumnDescriptions   Get a dataframe describing the columns in the
                        PREDICTS database extract.
GetPredictsData         Read the PREDICTS database into either a
                        dataframe.
GetSitelevelSummaries   Get the PREDICTS database site level summaries.
LoadPredictsData        Load (or download) PREDICTS data to a
                        user-specified RDS file.
