Create help text which can be added to an input form to provide additional explanation or context.
Examples
helpText("Note: while the data view will show only",
"the specified number of observations, the",
"summary will be based on the full dataset.")
#> <span class="help-block">
#> Note: while the data view will show only
#> the specified number of observations, the
#> summary will be based on the full dataset.
#> </span>
